I think you'll have a difficult time coming up with an anecdote for why you'd want something fluorescent only when it's been cooled down to liquid nitrogen temperatures.
None.
Eskimos wanted a light source for when it was too windy to light a fire? I don't know.
Just keep saying "now bear with me on this..." and go with azrael's science eskimos wanting to have light and are out of oil/combustables.
IT WILL WORK.
Yes.People will find it funny (in an ironic sense) and still learn something in the process.
"If a topic that clearly interest noone needs to be closed to underline the "we don't want this here" message, is up to debate."
-NudeRaider
We can't explain the universe, just describe it; and we don't know whether our theories are true, we just know they're not wrong. >Harald Lesch
Imagine a parallel world where LEDs never got invented. But people still wanted beautiful colorful lights.
Or claim you've found a new method to measure the temperature of water:
http://www.aolnews.com/2011/01/10/pranksters-blamed-for-turning-canadian-river-fluorescent-green/