The proportion of Mobikes out of circulation is 'minuscule'? Yeah, I'm going to call BS on the semantics of that one. When you have thousands of bikes blanketing paths, streets and roads, of course, the percentage of what you would consider 'out of circulation' would be minuscule.
Doesn't mean you don't have a responsibility to, I don't know, clear out some of the older models of the bike to make way for the newer ones with more effective tracking. Same goes for Ofo, just start with the Ofo bikes that have non-electronic locks. Recycle as best you can.
Then, of course, there's this:
Nice and color coordinated, at least!