A solid and fairly plain upgrade on the original, but not wholly better either.

So, I have had the G7 for a while now and there is a number of problems occurring with it. I want to hear if I simply got a bad one or if others have the same problems. I'm also interested to hear if ...

I can't speak for the 680s, but I bought a set of the 560s and had to return them twice for problems with the power supplies. When they work they're great speakers, but they're definately not perfect.