> But the probability of the photon making it through a second polarizer set 
> the same way as the first is 100%, the probability of it making it through a 
> second polarizer set 90 degrees from the first is 0%.
*Unless* you put another polarizer at 45 degrees in between the two, in
which case the photon has a 25% chance of passing through all three, even
though it can't pass through the two crossed polarizers. Polarization is 
even weirder than it first appears. 
	Mark
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