" -filter filter[:arg] [name=value]* Add a filter to the current track\n"
" -group [name=value]* Apply properties repeatedly\n"
" -help Show this message\n"
+" -jack Enable JACK transport synchronization\n"
" -join clips Join multiple clips into one cut\n"
" -mix length Add a mix between the last two cuts\n"
" -mixer transition Add a transition to the mix\n"