No idea if this will apply to the Bell/iHeart affiliation in Canada, but this new tech will soon be rolled out on its talk formatted stations in the U.S. It's a way to get "calls" on a topic without actually having to take them. If it works as advertised, I can't see why it wouldn't come here, too.

"With a push of a button, listeners can offer feedback or respond to hosts’ questions by recording a 30-second voice message. What makes this offering unique is that the recordings aren’t just going to some inbox somewhere — Talk Back is integrated with the proprietary iHeartRadio CMS (content management system), so the voice recordings are available to use, live on air, within about 10 seconds after sending."

I certainly hope they listen to them first!

iHeartRadio modernizes the radio call-in with launch of ‘Talk Back,’ a tool for sending voice messages to show hosts