I think the Pi team unintentionally became dependant on the time window they normally spent using test boards based on pre-release versions of the Broadcom syte

I think the Pi team unintentionally became dependant on the time window they normally spent using test boards based on pre-release versions of the Broadcom sytem-on-a-chip. When the Broadcom chip went final really early they ended up shipping a half-baked version of the board along with it.