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Khan Academy?

"Today, there have been 85 million users to date. Each month, there are 6 million unique users on the Khan Academy site. In total, there have been 260 million lessons delivered and over 1 billion problems answered on the related exercises." http://jpalfrey.andover.edu/2013/05/09/khan-academy-meets-ph...



I guess the sarcasm tag should have been more obvious :D


Sorry, lately it's been hard to distinguish whether people are being sarcastic or are just idiots.

My apologies.


Very relevant to your thoughts http://en.wikipedia.org/wiki/Poe's_law




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