I remember seeing that in some browser, but was it Opera? I remember having 100 tabs and miniscule tab titles in Opera, but can't recall that option. I still

I remember seeing that in some browser, but was it Opera? I remember having 100 tabs and miniscule tab titles in Opera, but can't recall that option. I still use 12.18 on occasion, and fired up 11.52 but can't find any such option in its tab settings. It looks like Firefox and Tab Mix Plus offered it back in the day; I'm thinking that might be where I remember it from.