The book cites ample anecdotal evidence that
Please remember that the plural of anecdote is NOT data.
They're likely getting a lot of $$$ from overseas allowing governments to use this backdoor maliciously, while Apple can pretend otherwise. Given Apple's previous stance on security before this, it only makes sense if they're getting paid so much money to do this that it would counteract the people giving up on Apple for introducing backdoors.
Any evidence? Any information backed reasoning behind that? Anything verifiable that we, as a community, can digest and act upon? If so then please share it, otherwise there are words that describe people that peddle in foolishness.
It is not for me to attempt to fathom the inscrutable workings of Providence. -- The Earl of Birkenhead