"I look to people like Ajit to give me some foresight into what is likely to happen," said Mr. Ravuri. During his four years leading the FCC, Mr. Pai sought to cut regulations, fight illegal robocalls and make more radio frequencies available for 5G wireless networks. While the U.S. is poised to be a leader in 5G deployment, regulatory disputes could scuttle further adoption, Mr. Pai said on a video call. The Morning Download delivers daily insights and news on business technology from the CIO Journal team. "On the regulatory side, some of the disputes we've seen among federal agencies could slow down, or even potentially stop the reallocation of spectrum for commercial uses, and that is something that would be unfortunate, of course, for all consumers and enterprises and for the country writ large," said Mr. Pai, who was appointed to the helm of the agency by former President Donald Trump.