Alan says he can "sense through" the keyboard better if his palm is down, touching the keys. Notice that he still maintains the hand structure even though his palm is flat
Alan is exploring many concept in this episode and taking us on a journey.
Alan giving himself a lessons, sort of on Scriabin Op.9
Alan performing Scriabin op.9
Where the kinematic chain goes from finger tip through the neck into the core
Alan and Phil working on Scriabin
Scriabin Op.9 No.1
