Since we're all starving for news I would like to say that hampus confirmed two features in Next to me in person when I bothered him on discord

Middle of the match connection
I interpreted this as a third or fourth player being able to jump into an already ongoing multiplayer match

Multiplayer replay editing
This apparantly also led to people being able to edit replays together, like you would in singleplayer but as several people

Not sure if this was commonplace information before but I thought it was interesting

Also textureable enviorments got a plausible