The sector grew slower than digital overall. Plus, iHeart's new financials show they're still growing. Sponsored by Supporting Cast. Don't lock your members into one platform! With Supporting Cast, YOU own your podcast subscription and control the subscriber relationship. And it's completely white-labeled, so your brand is always front and center. Learn more! Visit https://podnews.net/update/iab-us-podcast-ad-revenue-breaking for the story links in full, and to get our daily newsletter.