Just curious since I had to login three times this morning. For good measure, I'll do the 'three fingered salute' . . . which still cures so many Microsoft ailments.
Late note: No relief after reboot. Will try my home machine and hopefully, we'll find out what gives.
It appears to be specific to my work account and started this week. I suspect some sort of cookie blocker but it isn't clear. I can login but in about an hour or two, I have to login again. Regardless, it appears to be specific to my office machine and GreenHybrid.com.