Originally Posted by Burgs
I keep reading that 81 is the theoretical max for a character's overall level - so that would be 80 perks you could take. You can definitely level all skills to 100 though, just can't take all the perks.
I have heard this as well. Supposedly level 50 is the "soft level cap" for a character's overall level: at this point it becomes very difficult to level until you eventually top out at 81.
I'm at level 40 and things have slowed down quite a bit. I'm starting to plan my perks very carefully...