Community television or "PEG access television" has been around since the 1970's and has a long proud history of providing a platform for local communications. If you'd like to read some early history about "access," read The History of Public Access Television. (Author: Bill Olson (c) 2000). We'll post other good articles about access television from time to time here.
If you'd just like to understand what community television is all about, see About Community TV.
This is a video produced in 2011 around the time that Los Angeles's public access television station was threatened. It presents in a fast-moving way the reasons why it is important to preserve public access television on cable television systems.