> Abuse is the improper usage or treatment of an entity, often to unfairly or improperly gain benefit.
I would say that their actions clearly fit that description.
They are abusing their customers by preventing them from using software outside their controlled ecosystem, and they are purposefully creating incompatible communication protocols in order to make everything around them effectively worse.
You could prevent others from using alternative systems by simply not collaborating with other players (for any one of a million reasons) and not building compatible software. It's not abuse, it's the belief that they don't need other parties to build great product.
> Abuse is the improper usage or treatment of an entity, often to unfairly or improperly gain benefit.
I would say that their actions clearly fit that description.
They are abusing their customers by preventing them from using software outside their controlled ecosystem, and they are purposefully creating incompatible communication protocols in order to make everything around them effectively worse.