The new internet explorer blurs the images due to their scaling. You can always save the map images and view them with something else.
As for the security checks, the only way anyone could possibly see this as a problem is if they are using software that tries to do security checks for them. Just count the blurry squares you tard.
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Computing the probability that at least one of the following events will occur:
P(a or b ... or z) = 1 - P(!a and !b ... and !z) Probability
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Computing the probability that at least one of the following events will occur:
P(a or b ... or z) = 1 - P(!a and !b ... and !z) Probability