Radio Newsthe HOT List FM on cell posts double-digit growth rates By RBR.com - November 18, 2014 0 FacebookTwitterWhatsAppLinkedinEmail No, the “s” at the end of rate is not a typo. NextRadio reports that there are two impressively-angled up arrows applied to the growth chart of FM on cell usage. The number of listeners is growing, and growing even faster is time spent listening.Please Login to view this content. (Not a member? Join Today!)