So, by the end of today, all of the above will be correct, except for #1.
8 am PST and it's already backed up to February...
I went to an Apple Store and they basically said "order it online". In fact, they still had a previous tower sized Mac Pro on display.
If I had know I couldn't get at least a stock model at the store, I wound have ordered it early this morning, and wouldn't have to wait until March 5 for it.