If you care about extending your system's gaming use, you'll probably do CF/SLI, and there Bulldozer falls flat in its face in comparison to Sandy Bridge.
Um, why would it? It's pretty obvious it'd be harder to introduce the GPUs using the GCN architecture. The delay is only for those, and was to be expected. The only one that has a good chance of launching December is the VLIW4 GPUs, meaning HD 7800 and everything below.
I don't care about your Steam game, or your money. I don't have Steam; I use physical, tangible games.