[Sephiroth]

I doubt we can help you with your particular area - you've done the research on it. Other areas, of course, have no bearing on yours.

The 8 channels doesn't really relieve congestion. If everyone's trying to do their top speed at the same time, then your segment will be congested. It's the number of connected homes per segment that determines congestion.

You could live in hope of the resurrection and ask how many homes on your potential segment are actually connected.