The NJBA is principally concerned with the interference that NJ stations would recieve from NYC and Philly "HD" signals, but they also cut Iniquity's flawed tecnology down to size in another area:
It's a nine-page letter to FCC Chairman Julius Genachowski, and you can read it here:
http://fjallfoss.fcc.gov/ecfs/document/view?id=7020383697
And if coverage weren't the only issue, consider audio quality. Ibiquity advertises audio quality to be "better than FM". The truth is, it doesn't even come close to typical MP3 quality... much less analog FM.
It's a nine-page letter to FCC Chairman Julius Genachowski, and you can read it here:
http://fjallfoss.fcc.gov/ecfs/document/view?id=7020383697