There are a 'ton' of vids. just search 'lmms' on youtube, i believe the 50000 mark has been reached..
Here is a few kilo of mine:
https://www.youtube.com/user/bearsoundz/featured
What is a 'mackie' control buttonautomation track,
link it to midi and mackie control buttons.
That can be done in our RC's already!twist the buttons and record the automation track.
Right-click the Automation track, and try the 'Record' option !
LMMS for live performance will eventually come, but it is not scheduled. We need coders!during live performances.