"Not everyone from my TikTok following is going to come over, and that's really sad," Nader said.

The TikTok risk has been present for years, but was amped up in April, after President Joe Biden signed a law that requires ByteDance to divest the short-form video app this month. If ByteDance fails to sell TikTok in time, Apple and Google will be forced by law to ensure their platforms no longer support the app in the U.S.