We all love sci-fi, well who doesn't. remember the movies “Avatar”, “matrix” well I am sure that you must have watched one of these movies at least once or if you are a big fan as I am, then maybe a lot many times. It really amazed as well as fascinated me that how was jack sully in “avatar” able to control a 10 feet tall alien and experience all that the alien body did, all that from a distant lab, with a weird machine. Similarly, but quite differently there was this movie matrix in which neo dives into a virtual world of machines with his brain connected those sophisticated machines and he too controls his avatar in the virtual world. Like his brain was interacting with the machine in a way which seems quite far away, Or maybe not, in b oth the above examples we saw how brain-computer interface can be at its very best i.e transmitting signals directly to someone's brain that would allow them to see, hear or feel specific sensory inputs. Consider th...
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