Styles:
UCN: P1hKH0-pT
Handposition: open hand, IMRP hold side of ukulele, thumb movement inside hand
Dactyl Sectors: Tb
Down Strum (sD)
Up Strum (sU)
Picking (p)
Placement/Stabilization

Thumb lands on adjacent string after pluck (rest stroke), 1st thumb joint is flexible and active, 2nd joint active in positioning. Attack angle results in warm and full tone.