www.opera.com

Opera sucks sure there's an ebuild for opera but it just get dropped to /opt, it's statically linked, and it's CLOSED SOURCE, which means that it is a BINARY packag

Firefox daily leaks up to 100% memory usage, becoming completely unresponsive, and resulting in me having to restart X with Ctrl-Alt-Backspace.  Of course, I'm using an old version, so it might be fixed, I'll go upgrade and see if it changes anything.