The main difference is that Django channels work across a network and allow producers and consumers to run transparently across many dynos and/or machines. Channels is designed to use Redis as its preferred channel layer, though there is support for other types (and a first-class API for creating custom channel layers).There are neat and subtle technical details; consult the documentation for the full story.
The service slowly carved out an industry presence by offering its network for free.
Furthermore, OKCupid also hosts OK Trends, a blog that charts analytics and user habits.
In February 2011, the company was acquired by IAC, operator of Match.com, for million.
Channels also allow for background tasks that run on the same servers as the rest of Django.
HTTP requests continue to behave the same as before, but also get routed over channels.