"HD Radio sales re****ts are moving targets"
"HD Radio technology company iBiquity Digital estimates about 200,000
HD radios were sold last year [2006]... Finally some hard numbers on
HD radio sales: 330,000 sold in 2007, up from 40,000 receivers in
2006."
http://www.hear2.com/2008/02/hd-radio-sales.html
