Jay2k1

Yup, it's this line I think: https://github.com/thelounge/thelounge/blob/3d33ef8083ddd018c3159944c5d506666c662b05/client/js/helpers/ircmessageparser/findNames.ts#L3 Unfortunately, `\w` doesn't match Umlauts:  Maybe we could [extend it](https://stackoverflow.com/questions/5436824/matching-accented-characters-with-javascript-regexes/11550799#11550799) with `\u00C0-\u017F`: 

I've noticed it a lot, and (iirc) only within words, with one exception.  However, that's not really an issue, as this happens a lot with nicks, just the other...

It's probably helpful to know - if it also happens while the browser is open, or only when you quit and restart the browser - how long it takes between...