this post was submitted on 10 May 2024
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The first Neuralink implant in a human malfunctioned after several threads recording neural activity retracted from the brain, the Elon Musk-owned startup revealed Wednesday.

The threads retracted in the weeks following the surgery in late January that placed the Neuralink hardware in 29-year-old Noland Arbaugh’s brain, the company said in a blog post.

This reduced the number of effective electrodes and the ability of Arbaugh, a quadriplegic, to control a computer cursor with his brain.

“In response to this change, we modified the recording algorithm to be more sensitive to neural population signals, improved the techniques to translate these signals into cursor movements, and enhanced the user interface,” Neuralink said in the blog post.

The company said the adjustments resulted in a “rapid and sustained improvement” in bits-per-second, a measure of speed and accuracy of cursor control, surpassing Arbaugh’s initial performance.

While the problem doesn’t appear to pose a risk to Arbaugh’s safety, Neuralink reportedly floated the idea of removing his implant, according to The Wall Street Journal.

The company has also told the Food and Drug Administration that it believes it has a solution for the issue that occurred with Arbaugh’s implant, the Journal reported.

The implant was placed just more than 100 days ago. In the blog post, the company touted Arbaugh’s ability to play online computer games, browse the internet, livestream and use other applications “all by controlling a cursor with his mind.”

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[–] [email protected] 4 points 5 months ago (1 children)

Come on, the CGI was groundbreaking.

[–] [email protected] 3 points 5 months ago (1 children)
[–] [email protected] 6 points 5 months ago (2 children)

If I recall, Tron was almost entirely practical effects despite its premise.

[–] [email protected] 4 points 5 months ago* (last edited 5 months ago)

Honestly the fact it had any CGI was groundbreaking. We take it for granted these days how easy CGI is, but at the time Tron was made movies were still recorded on physical film and most computer monitors were 480P resolution at best. The movies in the 70s and 80s that had "digital" displays like the terrain map in Aliens used some really clever tricks to fake things that would be utterly trivial to do today but were almost impractical to do back then.

[–] [email protected] 8 points 5 months ago

15 minutes of CGI-only scenes, but ok. Last Starfighter then.