All modern browsers do this now. Try opening Chrome and open a bunch of tabs. You'll have a dozen instances of Chrome as well. It's because tabs are separated from one another so that a crash in one tab doesn't take down the entire browser.This freez...
I don't use any AI directly because I don't want my questions to be used for training. So I exclusively use duck.ai. This would give me a reason to actually use the sidebar I keep forgetting Firefox even has.