I think that you could have a good argument for having ghosts in Fallout - seeing that there is a whole city given over to the dead (or at least should be dead) i could see the entertainment value of a real ghost town - particularly as a random encounter thing where there are a few buildings and...
FO: Definitely the alien blaster - i was stoked when i found it in that random encounter. Though i also enjoyed the plasma rifle and the .223 pistol.
FO2: gauss rifle.
FOT: Any shotty
I should point out that nothing, but nothing, brings a man around like a good ole' savage beating.
If he's concern is graphics then he's better off not playing anything but the very latest games. I think Fallout 2 is better a drwaing in the more casual gamer, though i prefer fo1 myself.
I think it all depends on how they died. If Johnny smith accidentally walked into a plasma conduit/conductor - cheap funeral, if he died of old age instead then they would need to either dispose of or store the body. Perhaps they kept a few around for medical research/experimentation (the...