Neuralink's brain-chip implant malfunctioned and the company reportedly considered removing it from its human patient

• Some threads pulled away from Neuralink's first brain implant in a human, but it's now been fixed.
• Elon Musk's company considered removing the device from the patient, The Wall Street Journal reported. 
• Neuralink reportedly wants to install 10 more devices in humans this year.

Neuralink's brain-chip implant is working — except that some of the device's threads pulled away from the first human patient's brain.