Moreover, contrary to other side-channel attacks that require special conditions and are subject to data rate and distance limitations, acoustic attacks have become much simpler due to the abundance of microphone-bearing devices that can achieve high-quality audio captures.
Check out this article from 2023. It's wild how they can use sound to figure out your password.
New acoustic attack steals data from keystrokes with 95% accuracyNew acoustic attack steals data from keystrokes with 95% accuracy
https://m.stacker.news/21863