Good list......and I think you have a strong point here:
In reply to:
Fade-out during repitition! Don't start jamming and then cut me off.
I've always felt that the song "Sunday" from Heathen was something of a culprit of this. It really felt like it was going somewhere with the rising vocal "everything has chaaaanged". Still, it's a pretty untoppable song so to perfect the ending any further would have really been impossible. Imho.