Discuss this video: http://www.reddit.com/r/CGPGrey/comments/1m12gt/what_is_reddit_grey_explains/
Help support videos like this: http://www.cgpgrey.com/subbable
Related blog post: http://www.cgpgrey.com/blog/on-subbable-reddit-making-money-on-youtube
Subreddits in the video in order of appearance:

http://www.reddit.com/r/politics
http://www.reddit.com/r/programming
http://www.reddit.com/r/AdviceAnimals
http://www.reddit.com/r/DotA2
http://www.reddit.com/r/starcraft
http://www.reddit.com/r/london
http://www.reddit.com/r/unitedkingdom
target=”_blank” rel=”nofollow”>http://www.reddit.com/r/europe/
http://www.reddit.com/r/firefly
http://www.reddit.com/r/thewire
http://www.reddit.com/r/technology
http://www.reddit.com/r/vexillology
http://www.reddit.com/r/vexillologytechnology
http://www.reddit.com/r/aww
http://www.reddit.com/r/ukpolitics
http://www.reddit.com/r/battlestations
http://www.reddit.com/r/birdswitharms
http://www.reddit.com/r/hitlerinsocks
http://www.reddit.com/r/explainlikeiama
http://www.reddit.com/r/InfrastructurePorn
http://www.reddit.com/r/prisonarchitect/
http://www.reddit.com/r/apple
http://www.reddit.com/r/mildlyinteresting
http://www.reddit.com/r/changemyview
http://www.reddit.com/r/askscience
http://www.reddit.com/r/iama
http://www.reddit.com/r/meetup
http://www.reddit.com/r/Assistance
http://www.reddit.com/r/secretsanta/

http://www.reddit.com/gold/about

Special thanks to:

http://www.youtube.com/user/Kurzgesagt & http://www.articulateventures.com/

Gidister, Mada360 a.k.a. Adam, Ivan Aleksandrov, Justin, liamfrost, Benjamin Dang, Fatalicus, PWells, Golui, iLoveDes, Supersab, Paurmon, Nemilime, Dsiefus, jcchurch, asparakis, Zodalia, gjergjikonica, Il-Frans, gjergjik, Andres Roberto Camarena, Dertrommler, Iravincius, Abby Kenny, Ps3FifaCfc95, John Parr, JKalnins, rub1, BlackLotus04, Sondre Benjamin Aasen, Ute Hempel, Alex Norris, diogopaludo, Onii, ingaman, Dan Kilkenny, choephix, Jayu Patel, AmericanWolf10, Tommy Conlon, Alexander Schedel, ct3ph.d, crowroadawma, The Leaping Wizard, Dexil, Superfreshal, poomsar, Frosstbyte , thirstydolphin, Kevin Wiskia, Reidabee, Casey Brock, fuzzyandroid, itsjake88, gakera, Bubusbus, SRabbelier, Ebirchfield, IchBinSchön, GreyFan, Garmega, Bridger Thompson, ldcn, Hitchhiker90, Kaazmodan, rlapre99, Garceuslegend, jkohen, flappingpineapple, Trenton, adept42, farflungfloyd, Charles Weck, Alexey Donov, Blake Partridge, xvorsx, Kaazmodan, firestrike, Benedic Dasalla, NOLA Mufasa, elysio, Scotterson, Elliot Maxwell Kimelman, Hazim Aljurayyan, andersap, Jadamog, Magnum, Anders Nor Berle, Blanfire, Andreas Larsson, Thremtopod, Karol ‘grzywacz’ Nowak, Cesar Hanke, Julien Kling, TaleOfTwoGamers, Georg Hofferek, pw1388, Teesche, Andy Westley