Elon Musk's Neuralink implant experiences temporary problem

Elon Musk's startup Neuralink announced Wednesday that the first human implant temporarily encountered a problem in the weeks following the surgery. 

The company in January implanted its brain-computer interface (BCI) into Noland Arbaugh for the first time as part of a study to see if quadriplegic patients are able to control a computer or mobile device with their mind.

Wednesday marked more than 100 days since the surgery. Since then, Arbaugh has been able to use the system for various applications...