[FlownScepter]

This is an incredible jump. By this logic, literally any format or given protocol can be called into question if it isn't 100% transferable between all platforms. That basically renders everything newer than line telephones, email and SMS as monopolistic.

Hell, even the different cellular carriers fail this definition because you can't use a Verizon sim card to access AT&T.

[dleslie]

Only if the provider has reached a market position where their behaviour can adversely effect captive users.

The Verizon/AT&T comparison is interesting; because it wasn't so long ago that phones were locked to carriers.

Regulation could and should pry open the private networks of large software companies to facilitate healthy competition.