Brain implants let paralyzed man write on a screen using thoughts alone (cnet.com)

This technology will surely help many people, especially on accidents and sensitive cases that need additional evidence and testimonies. If this will be adopted into the mainstream, I wonder how big that impact will be.

Discussed a lot about a day ago (i.e., with 528 points, 177 comments): https://news.ycombinator.com/item?id=27134049