That's must be why Oracle and IBM have never made money supporting their products on Linux - it's that corrosive mentality of having the core of the underlying kernel be open source.
"The only principle that enters into it is that of survival: keeping food on the table, and making sure the lights stay on. Open doesn’t sit well with those goals."
But you could read it to say, the Google app store is more open than Apple's restricted/approved walled garden and this allows more pirate apps. The article isn't very clearly written.
Of course the open access also avoids the many stories we get on here about - my original app was arbitrarily removed by someone at Apple because they thought it was the copy of another app - and I can't talk to anyone about it.