According to the study, a finger snap is the "fastest acceleration of the human body ever measured", and the physics involved should have been impossible for Thanos while wearing the gauntlet.

Thanos wiped out half of all life in the universe at the end of Avengers: Infinity War.He did it with a simple snap, a physical action — even though the power granted to him by a fully powered ...

They think that because he had the gauntlet, he was automatically excluded from being snapped away. Fans don’t think that Thanos would have excluded himself, since he technically wasn’t a villain.

Thanos Infinity Gauntlet Snap is Impossible, Study Says: Here's What the Researchers Discovered so Far. By Joseph Henry Published: Nov 19 2021, 03:00 AM EST .