Jan 12, 2026
5 min read
The launch of the "LinkBand S4" has done what many thought impossible: made Brain-Computer Interfaces (BCIs) a ubiquitous consumer accessory. At a price point of $299, it is cheaper than a mid-range phone.
Using high-fidelity EEG and advanced noise-canceling AI, the device reads surface-level motor cortex signals. You don't "think" words; you "intend" to type them. The learning curve has dropped from weeks to minutes.
If your device can read your intention to type "I hate this meeting," can it also read the thought itself? Manufacturers say no—the resolution isn't high enough. Privacy advocates are less convinced.
Beyond texting, the impact on accessibility is profound. Paralysis patients are regaining digital agency at a scale never before seen. In gaming, "thought-reflex" is the new competitive edge.