Yep - same thing here. It's really, really odd because much of the spam that's arriving in my inbox is the sort of stuff that even a 'hello-world' level spam cl

Yep - same thing here. It's really, really odd because much of the spam that's arriving in my inbox is the sort of stuff that even a 'hello-world' level spam classifier would catch. Meanwhile, legitimate and non-spammy-looking emails are getting put in spam or literally not even arriving at all.