Now that is a pain, especially if you have 15 more years of membership due to be issued with multiple new stickers - means a lot of going back and forth to immigration in Bangkok, even if you're not in Bangkok!
A cynic might suggest that once you reach day 8 then there's no reason at all to go to immigration until your visa needs extending because it's going to be 2000 Baht if it's 8 days or 300 days