I think some providers needed the kick in the pants this data gave them last year and these are obvious improvements.
These connections have always been sold as up to, frankly 90% of advertised bandwidth is pretty good for an internet connection historically. You didn't pay for a SLA, people need to stop pretending they did, not sure what this has to do with Romney though. I'm a liberal, but people need to be realistic with residential broadband.
In this case market forces seem to be working fine.