Thunderbird littering my home (opens in new tab)

I’ve recently rediscovered Thunderbird, but it has developed , apparently because of recent XDG changes which added a new type of projects directory. The bug means that any time I start Thunderbird, it creates a directory ~/thunderbird. I suppose I should be glad it’s in lowercase The directory is useless. It remains empty, and Thunderbird already uses an old-style ~/.thunderbird for configuration and data, instead of respectively under the standard ~/.config/ and ~/.local/share/. I don’t hav...