It is not arguable, it is an unequivocal fact that use of twitter is not necessary. > that a handful of sites basically run what is considered the internet for

It is not arguable, it is an unequivocal fact that use of twitter is not necessary. > that a handful of sites basically run what is considered the internet for most people. That is the result of individual choices made by those people. That's like lamenting that a handful of musicians basically produce what is considered music for most people... So what?