81
Firefox becomes slow after a couple of weeks open
(bugzilla.mozilla.org)
A place to discuss the news and latest developments on the open-source browser Firefox
Personally, if I bookmark something, the odds of ever getting back to it are very, very low, and so are the odds of deleting obsolete bookmarks of unread news etc. But the songs tips are great, I'll have to look into it, thank you!
And 30 tabs is very tame.