Maybe I'm just being paranoid, but I'm in day 6 of germinating Nirvana's B-52. Of 10 seeds, 4 have popped, 2 on day 4 and 2 on day 5, none today. I'm using the damp paper towel in a bag method on a heating mat (~82-85F).
I don't recall ever having seeds take so long... (it's been a while since...