You don't need a lot to eventually get a crash on Firefox. All you really need is to hibernate/sleep instead of restarting, and so never restart your Firefox, a

You don't need a lot to eventually get a crash on Firefox. All you really need is to hibernate/sleep instead of restarting, and so never restart your Firefox, and have some Twitch stream opened - the memory leaks will eventually use up all your memory, in my experience at least.