Is this pattern moving to the left or the right? Great animation from the guys over at Bees and Bombs.
Here is a really interesting video we found over on YouTube. It shows how to conceal what you are looking at on your computer from prying eyes.
Which line A,B or C if extended would produce a right angle (90deg) with the line on the right? Click on optical for answer.
It seems strange to say that there are only straight lines in the optical below. But that's what we are saying, just click here or on the optical to see what is going on. Image credit to the guys over at Bees & Bombs.
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