With this option we can tune more precise.
Now, to hear changes, we should release dragged note, to hear result.
its too anoying, and sometimes make bad resoults.
lets see how it works in melodyne
Same question goes to midi - [Key Editor] Preview tool improvement - #2 by Sergey_Berezutskiy
Preview whyle holding Mouse Button - is very helpfull and make work process much faster
Thanks!