OSC tracking feeds in at max speed. It sends to other users at IK rate, same as any other tracking system.
OSC tracking and OSC param updating aren’t related-- they just both use OSC. They’re different systems.
This is a known bug, we just have to find time and resources to fix it. No ETA, sadly.
This is known too, but the solution is to make “Smooth” less… well, “Smooth”.
We’ll look into it. No ETA though.