LOL that does sound like it could be annoying! John what if you accidently thought of work before crashing, then you would dream you are at work all night
i wondered if it was the hollywood, and all the way back to darwin's, influence - but i think they would of had had nightmares of dragons instead mebbe?

giant snakes and reptiles figure prominently in lots of ancient beliefs?
if its only from contact with books and films (internet?) then why do they make such a strong impression on them
its certainly a formulae for success when it comes to making programs and movies for kids and adults a la jurassic park ect
..anyway interesting subject