1) The bullet method comes from being used to standing at a white board trying to distill a lecture on Sn2 reactions or some other such complex chemistry complex to a few key points.
2) It forces one to organize their thoughts and speak only the important stuff.
3) It's limiting if you only have one point to make, cause you can't just put a (1) and leave it hanging...I've avoided responding to a few posts tonight because of that.