The article is written as if YouTube started the trend of "Let's Plays", and that it's the only place you'll find them. As far as I know it really started with

The article is written as if YouTube started the trend of "Let's Plays", and that it's the only place you'll find them. As far as I know it really started with the "Let's Play!" subforum on forums.somethingawful.com, many of which are now archived outside of the forums at lparchive.org.