Smart glasses are here, and like most technology promising to revolutionise the way we live, they have arrived wrapped in excitement, opportunity and bold predictions. The awkward questions, however, usually appear slightly later in the conversation, often after the payment for this device on your Amex bill has already been made. A discussion earlier this week raised exactly this issue: has society properly considered what happens when people are no longer simply carrying cameras, microphones and artificial intelligence systems, but actually wearing them?
The technology itself is fascinating because smart glasses could genuinely improve lives in ways that go far beyond creating another device designed to keep people staring at screens. They have the potential to assist people with visual impairments, provide real-time translations, help engineers repair complex equipment, support medical professionals, improve workplace safety and allow people to access information without constantly reaching for a phone.
There is a very real argument that smart glasses could become one of the most useful technological developments of the coming decade (although I do remain concerned about the health issues they may cause being so close to our brain, but let’s leave that for another day). They could make everyday tasks easier, improve accessibility and allow humans to interact with technology in a more natural way. However, history has shown that almost every major technological breakthrough brings unintended consequences alongside the benefits, and smart glasses are unlikely to be any different. The same features that make smart glasses exciting are also the features that create some very uncomfortable questions about privacy, security, fairness and responsibility.
Smart glasses are not simply ordinary glasses with a few extra functions added. They are potentially cameras that remain attached to someone’s face or close proximity throughout the day, microphones capable of capturing conversations and internet-connected devices that can process information in real time. Unlike a phone, which usually makes its presence obvious when someone is recording or interacting with it, smart glasses can appear completely normal to everyone around the wearer. To me, this changes the relationship between technology and the people who are affected by it.
Another uncomfortable reality is that every technological breakthrough creates opportunities not only for those trying to improve lives, but often also for those looking for new ways to exploit people. Smart glasses could provide criminals, scammers and malicious actors with a powerful new tool for surveillance, deception and manipulation. A device capable of discreet recording could be used for blackmail, harassment, industrial espionage or gathering personal information without consent. Artificial intelligence built into wearable technology could potentially assist fraudsters by analysing conversations, identifying vulnerabilities or creating more convincing social engineering attacks. There are also concerns around stalking, covert monitoring and the creation of deepfake material using footage captured without someone’s knowledge. The very features that make smart glasses attractive, their ability to see, hear, interpret and respond in real time, are also the features that make them attractive to people with less than honourable intentions.
Another question (yes sorry!) is where responsibility sits when technology arrives with obvious potential for misuse. In the UK, companies are generally allowed to develop and market products unless they breach specific laws, regulations or safety requirements. The principle has traditionally been that innovation should not be blocked simply because someone could misuse a product. A kitchen knife can be used to prepare dinner or commit a crime. A car can provide freedom and mobility or become a weapon. The challenge for regulators has always been identifying the point where a useful product becomes an unacceptable risk.
That is not how every industry operates, of course. Products such as electrical equipment, food and medicines are expected to jump through significant regulatory hoops before they ever reach the public, because society has accepted that certain risks are too serious to simply discover after millions of people have bought the product. The question is whether emerging technologies with equally obvious potential for harm should face a similar level of scrutiny before they become part of everyday life. Smart glasses highlight a growing tension between innovation and public protection. These are not simply consumer gadgets with a single purpose; they combine cameras, microphones, connectivity and artificial intelligence in a device designed to operate discreetly. This raises the question of whether existing regulatory systems are strong enough for technology that can collect information, analyse behaviour and influence decisions without the people around it necessarily being aware.
The UK has historically taken action when it believes a product, publication or technology creates a serious public risk, although the approach has always been controversial. The banning of certain books, films and publications in previous decades shows that governments have been willing to restrict access when they believed there was a significant threat, even though many of those decisions are now debated as examples of overreach. The difficult question today is whether regulators have become too cautious about challenging technology companies, particularly when innovation and commercial interests are moving faster than legislation.
The answer is not necessarily to ban smart glasses or restrict every new invention before it has a chance to prove its value. Blanket bans rarely stop determined people from accessing technology and can often create unintended consequences. However, there is a legitimate debate about whether companies should face stronger obligations before releasing products that have obvious surveillance, privacy or safety implications. The question is not whether the UK should stop innovation, but whether it still has the confidence to set boundaries when commercial excitement moves faster than public protection.
For decades, privacy expectations have been based on the idea that recording requires an obvious action. Someone raises a camera, points a phone or activates a recording device. Smart glasses challenge that assumption because the technology becomes far less visible/obvious. A person standing in a room may have no idea whether they are simply having a conversation with someone wearing glasses or whether that conversation is being recorded, analysed or shared and this is where the law starts to struggle. Legislation has always moved slower than technology because governments need time to consult, debate and create rules that balance individual freedom with public protection. By the time new regulations are introduced, technology has often already moved forward again.
One of the first areas where smart glasses are likely to create serious debate is driving: a question many people will ask is whether smart glasses are legal to use while driving in the UK. The answer is not as straightforward as many people might expect because there is currently no specific blanket ban on wearing smart glasses behind the wheel. However, the absence of a specific law does not mean every possible use would be acceptable. Existing UK driving legislation focuses on whether a driver is distracted, whether they remain in proper control of their vehicle and whether their actions create a risk to themselves or other road users. Mobile phone laws specifically address handheld devices, but smart glasses create a more complicated situation because they are worn rather than held. The issue may therefore become less about the device itself and more about what the driver is using it for. A driver using smart glasses purely for navigation assistance could be viewed very differently from someone receiving messages, watching notifications appear in their field of vision or interacting with artificial intelligence while travelling at speed.
The phrase “hands-free” may also become increasingly problematic because the danger associated with distracted driving has never been solely about what someone is holding. The real issue has always been where their attention is focused: a driver can have both hands on the steering wheel while still being distracted by information appearing in front of their eyes. Future legislation may therefore need to consider not simply whether smart glasses are allowed, but whether the way they are being used affects a driver’s ability to operate a vehicle safely.
The education sector faces an equally significant challenge because schools and universities have already spent years adapting to mobile phones, smart watches and online resources during examinations. Traditional methods of preventing cheating have focused on controlling physical devices, with students being asked to remove phones, leave smart watches outside examination rooms and avoid unauthorised technology. Smart glasses create a completely different problem because the technology itself may be almost impossible to identify. An invigilator walking around an exam hall could previously look for obvious signs of cheating, such as a student using a phone hidden under a desk. In the future, they may need to consider whether a student wearing glasses is simply using normal vision correction or whether those glasses are quietly providing access to information.
These concerns are not unrealistic because AI systems are becoming increasingly capable, and wearable technology is developing rapidly. A device that can display information, access online resources or communicate with another person could potentially create a completely new form of academic misconduct.
Schools, colleges and universities will therefore need to review their policies and decide how smart glasses should be treated. They may eventually become subject to the same restrictions as phones and smart watches, with students required to remove them during assessments unless there is a legitimate reason for wearing them. The DVLA and other road safety organisations are hopefully speaking with government as I type.
The difficult question is how institutions police a device that looks exactly like something a person might genuinely need and the challenge is not simply preventing cheating – technology is moving towards becoming invisible.
Another area where smart glasses could create debate is the casino industry. Casinos operate on one fundamental principle: everyone must believe that games are fair. The industry already has strict rules around cameras, recording devices and electronic equipment because anything that creates an unfair advantage threatens trust in the entire system. Smart glasses introduce a new challenge because they combine several existing risks into one small wearable device. Could someone use them to record games without anyone noticing, receive outside assistance, use AI to analyse patterns and provide information that gives them an advantage? Whether every one of these scenarios is currently practical is almost irrelevant. Casinos cannot afford to wait until misuse becomes widespread before considering the risks.
The same concerns extend far beyond gambling: workplaces, private meetings, sporting events and everyday conversations could all be affected by technology that allows people to record, analyse and communicate without obvious signs. If someone walks into a confidential meeting wearing smart glasses, should everyone present be informed that recording is possible? If someone attends a sporting event wearing AI-enabled glasses, do the people around them have a right to know whether they are being filmed?
Then there is the question of ownership: if smart glasses capture information about the world around the wearer, who controls that data? Is it the person wearing the glasses? Is it the manufacturer of the device? Is it the artificial intelligence system processing the information? These questions highlight the difficulty facing lawmakers because many existing laws were created for a world where recording technology was visible and deliberate. Smart glasses change that relationship because the ability to collect information becomes something that can happen quietly in the background. Existing legislation, including privacy laws, data protection rules and regulations around recording, may already cover some situations. However, wearable artificial intelligence creates new scenarios that regulators could not have fully anticipated when many of those laws were written.
The challenge is finding the right balance between encouraging innovation and protecting society from misuse. Nobody wants to prevent technological progress. History shows that banning every new invention because it creates potential risks rarely works. The printing press, the internet and smartphones all generated concern when they first appeared, yet they eventually became essential parts of modern life. However, assuming every new technology is automatically harmless simply because it is innovative is equally unrealistic.
Smart glasses could become one of the most valuable technologies of the decade, but are one of the easiest ways to blur the boundaries between convenience and surveillance, assistance and cheating, innovation and intrusion. The biggest issue is not whether the technology is clever enough because it clearly is, the question is whether society is prepared for technology that works best when people forget it is there. Our challenge is not in stopping the technology, but making sure that the rules, protections and expectations surrounding it develop before the technology becomes impossible to ignore.
FAQs
Are smart glasses legal to wear while driving in the UK?
There is currently no specific UK law banning all smart glasses while driving. However, drivers must remain in proper control of their vehicles and avoid distractions. If smart glasses interfere with concentration or vehicle control, they could potentially create legal issues.
Can schools and universities ban smart glasses during exams?
Yes, schools and universities can set rules preventing wearable technology from being used during assessments and can treat misuse as academic misconduct.
Could smart glasses be used for cheating?
Yes because their ability to display information, connect to artificial intelligence systems or communicate externally creates obvious concerns for exams and assessments.
Can casinos ban smart glasses?
Yes, casinos can restrict or prohibit any devices that may affect security, fairness or game integrity.
Will smart glasses require new legislation?
Almost certainly because existing laws cover areas such as privacy, data protection and distraction, but wearable AI creates new situations that regulators will need to address.
References
UK Government guidance on mobile phone use while driving and driver distraction.
UK GDPR and Data Protection Act 2018 guidance on personal data, recording and privacy.
Ofqual guidance and commentary regarding the risks of high-tech cheating devices in examinations.
