And once again, that matters because... ???
If Amazon sells bad-quality books, they will stop selling.
But this is COMPLETELY
Your purpose in this thread was to argue the point that Amazon is too powerful, with market share that dominates the industry, yadda yadda yadda... halting the jailbreak, more control... KFX is just a part of Amazon's vertical integration attempts to
own the physical act of publishing...
Discussions about the quality of KFX belong elsewhere.