The Chinese Embassy in Washington on Friday accused the US of using unfair state power to suppress TikTok. “China will take all necessary measures to resolutely safeguard its legitimate rights and interests,” a spokesperson said.Uncertainty over the app’s future had sent users — mostly younger people — scrambling to alternatives including China-based RedNote. Rivals Meta and Snap have seen their share prices rise this month ahead of the ban, as investors bet on an influx of users and advertising dollars.”This is my new home now,” wrote a user in a RedNote post, tagged with the words…