Maybe doesn't hit all of your points dead on, but Chattanooga Tennessee might be close to what you're looking for. It has the some of the fastest internet in th

Maybe doesn't hit all of your points dead on, but Chattanooga Tennessee might be close to what you're looking for. It has the some of the fastest internet in the US, can be more politically moderate for a southern city, is not too far from Atlanta, and is really affordable for the U.S. Not perfect but worth knowing about.