> 3) However, other sites see the problem differently:
> According to this page, it's not just a matter of signal polarity, but of scan
> rate, too. I may have one or two multisync CRTs that maybe will show
> "unsupported rate" instead of hissing and smoking if anything goes wrong.
That's about the size of it. I don't know of any VGA monitors that go that slow; most go at twice that. Apparently they exist, though.
Game systems that do RGB (Genesis, SNES, Saturn) run into that problem, too.