High pitched edits like this became common as creators sped up familiar reaction clips to make them feel more chipmunk-like, cartoonish and shareable on short form video apps. The squeaky treatment turns a straightforward expression of disbelief into a meme sound in its own right, one that signals surprise without sounding harsh. That playful tone helps it travel across gaming videos, reaction edits and comedy compilations, where a brief, instantly recognisable outburst can punctuate a moment better than a longer explanation.