Before optimizing book access ("would you want a shoulder mounted book support"), first we should have books. The ability to exploit a personal tutor at full e

Before optimizing book access ("would you want a shoulder mounted book support"), first we should have books. The ability to exploit a personal tutor at full efficiency is preliminary and gives much trust to the final availability of said tutor. And control through implants is even (much) more ground-lacking than said tutor.