Education

One Year & 100,000 Subscribers Later (Thank You!)

Thank you so much, subscribers!
Help support videos like this: http://www.patreon.com/cgpgrey
Grey’s blog: http://www.cgpgrey.com/blog/

You should also go check out these guys:

http://www.youtube.com/user/minutephysics

http://www.youtube.com/user/vlogbrothers

http://www.youtube.com/user/sxephil

http://www.youtube.com/user/vsauce

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