Fred Wilson first brought this to my attention here: http://www.avc.com/a_vc/2012/02/clearqam-what-it-is-and-why-it-matters.html http://www.avc.com/a_vc/2012/02

Fred Wilson first brought this to my attention here: http://www.avc.com/a_vc/2012/02/clearqam-what-it-is-and-why-it-matters.html http://www.avc.com/a_vc/2012/02/clearqam-what-it-is-and-why-... He references "ClearQAM" aka "Clear QAM". Also note a few people commented on today's blog post (IOW, not here, but on the original post; see my comment and replies) that they tried, and it works.