First off, let me say that s2a seems to really know his stuff. Congratulations on that, I envy your knowledge and articulation. :)
Second, a note on Buddhism, while many Buddhists believe in reincarnation, some (like myself) believe that states of existence happen moment to moment, not...
Some of the arguments about believing in a god basically say "Well, if I'm right, I go to heaven. If not, nothing happens." It sounds to me like a gambling game. "I have better chances in my afterlife with this religion." I would say that if that is the sole purpose you picked your religion...