True. [0]
> Why did OLPC require a "developer key"?
So that kids can't casually screw up their laptops, but people who want to modify their software can. You can read more here [1] and here [2].
Your other questions appear to be more speculative and less specific to OLPC, so I can't answer them.
[0] http://wiki.laptop.org/go/Open_Firmware
[1] http://wiki.laptop.org/go/Bitfrost
[2] http://wiki.laptop.org/go/Activation_and_Developer_Keys
True. [0]
> Why did OLPC require a "developer key"?
So that kids can't casually screw up their laptops, but people who want to modify their software can. You can read more here [1] and here [2].
Your other questions appear to be more speculative and less specific to OLPC, so I can't answer them.
[0] http://wiki.laptop.org/go/Open_Firmware
[1] http://wiki.laptop.org/go/Bitfrost
[2] http://wiki.laptop.org/go/Activation_and_Developer_Keys