Quote Originally Posted by Werephilosopher View Post
Another flaw with 3rd Ed is the lack of incentive to progress to level 20 in one class. Getting a free feat every couple of levels doesn't make anyone look and say "Oooh, what a cool class!" There needs to be better rewards for sticking to one class, and better capstones.
If you're a caster, there is a solid reward for sticking to one class. It's called Caster Levels. Losing caster levels as a tradeoff for PrCs is one of the few balance elements in D&D that I think actually works to some extent.