[wyldfire]

IMO cellular network protocols are remarkably challenging to understand. Then you add to that various quirks of certain network operators, optimal power consumption and throughput, security.

They probably want their design to work as well as the baseline one, and globally.

[staticautomatic]

As someone who used to work occasionally on explaining 3GPP/2 to laypeople, I’d call “remarkably challenging” an understatement.