Apple is apparently exploring the viability of different designs for its upcoming 2022 iPad Pro refresh, which could feature an interesting design choice that would allow the implementation of wireless charging functionality.
https://www.notebookcheck.net/Rumor-The-2022-iPad-Pro-could-come-with-a-large-Apple-logo-made-of-glass-to-allow-wireless-charging.592851.0.html
Trying to line up a phone on a wireless charger is already tricky, let alone a 12 inch tablet