[xgkickt]

Not sure what you mean. The entire system was available to everyone day 1 through the manuals. The introduction of the VLC VU assembler made VU development easier (single instruction stream, automatic register allocation). PATH3 texture uploads maybe?

[pjmlp]

Just because someone gets a driver license, doesn't mean they are fit to drive on F1 GP.

Likewise most game developers weren't fit to drive PS2 without additional help from Sony.