Twitch rolls out Dual Format, a feature that lets creators stream horizontally and vertically simultaneously, and 2K streaming for partners and affiliates (Cheyenne MacDonald/Engadget)

Cheyenne MacDonald / Engadget: Twitch rolls out Dual Format, a feature that lets creators stream horizontally and vertically simultaneously, and 2K streaming for partners and affiliates — The company announced the new Dual Format feature alongside other updates at TwitchCon Europe. — At TwitchCon Rotterdam 2026 …