Had a go at this about 2 years ago it didn’t really help.
Wish I had found Windworks sooner.
now making real progress slow but real!

Thanks, Greg for your patience with us.

It’s the only place where I have found instruction and help on how to actually play.

No, I don’t think it’s the same. doesn’t talk about shape.
says faster air for higher which can be misinterpreted as blow harder
Sorry.