So, How Many Active Users Does Twitter Really Have? 200 Million? 100 Million? 50 Million?

That’s the findings of a new report from Business Insider that looked at the total number of Twitter users that were following 30 or more people, which is the level that Twitter themselves uses to rank an account as active.

And if true, that’s a pretty shocking state of affairs for Twitter, especially when held up against Facebook (or even MySpace), and could have huge ramifications for the viability of the network as an advertising platform.

Explains Business Insider:

Thanks to a source with full access to Twitter’s API, we were able to report there are 56 million accounts on Twitter