The memory is on package, not way out somewhere on the logic board. This will increase speed quite a bit, but limit physical size of memory modules, and thus am

The memory is on package, not way out somewhere on the logic board. This will increase speed quite a bit, but limit physical size of memory modules, and thus amount. I think they worked themselves into a corner here until the 16” which has a discreet GPU and reconfiguration of the package.