You’re kidding. It’s a monopoly if you define the market as “Twitter”. There is no shortage of social networks. Certainly nothing about Twitter is a natural

You’re kidding. It’s a monopoly if you define the market as “Twitter”. There is no shortage of social networks. Certainly nothing about Twitter is a natural monopoly. Nothing prevents starting up a competitor or even a clone. The issue of locked in networks can be solved with regulation to open the data. It isn’t required that a single company own microblogging.