With the Supreme Court sounding inclined to uphold a law banning TikTok in the U.S. that's set to go into effect Jan. 19, here's what that actually means for the app's users.

With five days left until the date by which TikTok is to be either sold or banned in the United States, millions of users are reckoning with what happens when one of the internet’s most important media platforms just up and disappears.