I always use VLC in fullscreen mode, so I don't care how ugly it looks...
Ah, and a (former?) Foobar2000 user should not complain about ugly looks! 
BTW the answer for your questions above is YES, excluding Q12 (proper tagging is done only by using a special Winamp interface, like MEXP (very nice looking, many features, but buggy and likely not developed anymore), and Q13, where the answer is no (actually kernel streaming shouldn't be used, as windblows isn't designed for such things!).
I too believe Helium 2006 is the best all-in-one music manager (for windows) available right now.
The revolution cannot be a lever, or an essay, or tablaeu, or embroidery. It cannot proceed mellowly, piece-by-piece, gently, devoutly, simply and humbly.
Mao Zedong