Subject says it all,
I had them off before.
Easy…move your mail hosting to another provider. I'm pretty sure that's the only way to do it. Seriously. All the threads here point in that direction: Spam filtering turns on, you can't turn it off, and it sucks.
Do they have any plans to fix this?
I've seen a couple of discussions about moving.
Their is regular updapte to fix bugs. You could report it to the staff, they looks very active