Infrared tech is decades old – why does almost every TV remote use it?

Bluetooth may seem the obvious next step in the remote's evolution, but there are reasons that infrared hasn't died out.
IEEE

Brain–Computer Interface—A Brain-in-the-Loop Communication System

Abstract: The brain–computer interface (BCI) establishes a direct communication system between the brain and a computer or other external devices. Since the inception of BCI technology half a century ...