Twitch launches new Drop Ins collaboration feature but doesn't let streamers opt out: 'You can't turn it off'

Streaming platform Twitch has announced and launched Drop Ins, a new feature "designed to make it easier for people to just 'drop in' on each other while they are streaming." The collaboration tool allows streamers to "knock" on other live streamers, who will then receive a notification visible only to them, which if accepted will start a joint stream. The tool is designed with multiple collaborators in mind, though Twitch's announcement doesn't detail what the upper limit on participants is.

"Planning...