Fun and educational.

DIY a disease, was there ever a doubt in your mind?

Education is required to tell people nail guns are dangerous? a few games of Quake would seem to cover this.

Atrac. Hmm.

Well I read ATRAC as "stay away", but I've only owned one of their ATRAC mini-disk player (the software was indeed very annoying) so maybe I'm not an impartial judge.