[simfoo]

    git config rebase.autoStash true

[renox]

I think that's a very good way to have a long list of things stashed that you don't remember what they are. Commiting your changes is much better as you can add an explanation for your futur self.

[simfoo]

Well it does auto-pop the stash as well if the rebase was successful. I've been using it for ages and never noticed a growing stash