https://community.aodyo.com/topic/324/make-sylphyo-pro-with-2-lh-top-keys-2-lh-side-keys-a-bis-key-and-2-rh-bottom-keys/2%EF%B9%96.html
Aodyo Community — Make Sylphyo Pro with 2 LH top keys, 2 LH side keys, a "bis" key and 2 RH bottom...
Dec 19, 2019 - I fully agree with you Erik it would be easier to process alternate fingering
side abis keycommunitymakepro