The Future of Human-Computer Interaction: Sabi's Brain-Reading Beanie

In a groundbreaking move, Silicon Valley startup Sabi is emerging from stealth mode with the goal of revolutionizing human-computer interaction. The company is developing a brain wearable that decodes a person’s internal speech into words on a computer screen, effectively allowing users to type just by thinking. This technology, known as a brain-computer interface (BCI), has the potential to enable anyone to become a cyborg.

A New Era of Brain-Computer Interfaces

Sabi’s device is noninvasive and wearable, unlike surgically implanted BCIs being developed by companies like Elon Musk’s Neuralink. According to venture capitalist Vinod Khosla, founder of Khosla Ventures, a noninvasive approach is essential for widespread adoption. “If you’re going to have a billion people use BCI for access to their computers every day, it can’t be invasive.” Sabi’s brain-reading hat relies on EEG (electroencephalography) technology, which uses metal disks placed on the scalp to record the brain’s electrical activity.

Overcoming Technical Challenges

While decoding imagined speech from EEG is already possible, it’s currently limited to small sets of words or commands rather than continuous, natural speech. Sabi aims to overcome this limitation by massively scaling up the number of sensors in its device. The company’s cap will feature anywhere from 70,000 to 100,000 miniature sensors, allowing for more accurate neural signal detection.

AI-Powered Decoding

Sabi’s AI models are trained on extensive neural data from many people to learn fundamental patterns of activity that correlate with inner speech. This large-scale AI model, known as a brain foundation model, is the key to decoding intended speech from many users. The company has already amassed 100,000 hours worth of brain data from 100 volunteers.

Consumer-Facing Wearables

For wearable devices like Sabi’s brain-reading beanie to succeed, they must be universally easy to use and provide consistent performance. Independent neurotech consultant JoJo Platt notes that consumer devices will need to work right away—and work consistently—for people to use them regularly. Comfort and camouflage are also crucial factors in designing wearables that people will want to use.

Privacy and Security Concerns

As with any technology that captures neural data, concerns about privacy and security arise. Sabi has implemented measures to encrypt data as it leaves the device and uploads to the cloud, ensuring that only encrypted data is trained on by its AI models. The company is also consulting with neurosecurity experts from Stanford University and elsewhere to audit its entire technology stack.

The Road Ahead

As Sabi prepares to launch its brain-reading beanie later this year, the potential implications of this technology are profound. From enabling people with severe motor disabilities to communicate more effectively to allowing anyone to become a cyborg, the possibilities are endless. As we move forward in this new era of human-computer interaction, one thing is clear: Sabi’s brain-reading beanie is just the beginning of an exciting journey that will change the way we interact with technology forever.

Source: https://www.wired.com/story/this-beanie-is-designed-to-read-your-thoughts/