delayed-choice

check out this wikipedia article:
http://en.wikipedia.org/wiki/Delayed_choice_quantum_eraser

it's quite interesting, i read this after reading an article in Discover about John Wheeler and his idea that our choices in the present affect the past and future.

DISCUSS!

>>4
So you mean like you write something down, then rub it out and write something else and go "LOL I CHANGED HISTARY!!!1one"