I am not your average developer. I run very intensive servers in the background that require the latest hardware; not to mention all the virtualization I do.
Can these servers and virtualised platforms be run from a standalone server?
Not getting into the detail but perhaps that's the better route to take.
A lot of your questions can only be answered in arbitrary terms. But like I said before (albeit subtly), it sounds like you've already convinced yourself you need it, and given your most recent reply it seems like you're ignoring what's been said (even though your post did kind of open you up to the replies your getting
At any rate, do or not do, there is no wrong answer.