[CharlesW]

Not to bikeshed, but isn't the word "mojibake" synonymous with "when character encoding breaks"?

[program]

Mojibake is a Japanese term, and yes, it's used there when a page displays a lot of gibberish text. I chose it for fun.

[wodenokoto]

I wouldn’t call it synonymous as much as I’d call it its literal meaning.

https://jisho.org/word/%E6%96%87%E5%AD%97%E5%8C%96%E3%81%91