Grid
Space=play · A/B=loop in/out · G=snap bar · ,/.=nudge bar1 · L=loop · S=save · [/]=±5% · 1-4=mute · Shift+1-4=solo
Loops
Drag on the waveform to create a region. Click "Add loop" to save it. Click a saved loop to jump there. Toggle "Loop active region" to repeat it.