President Joe Biden has signed a bill with potential for a nationwide TikTok ban if ByteDance doesn't divest within a year.

ByteDance is prepared to legally contest the bill, which could delay any ban until 2025 or later.

A federal judge's decision in Montana against a TikTok ban raises questions about free speech and state powers.

Bipartisan concern positions TikTok as a national security threat, yet the November election may affect the situation.

Consequences of a TikTok ban are wide-ranging, touching on cybersecurity, privacy, and influence over elections.