Copy Element: CMD/ Ctrl + C
Cut Element: CMD/ Ctrl + X
Paste Element: CMD/ Ctrl + V
Change Mode: Control+Tab
Copy Serial String: CMD/ Ctrl + shift + C
Duplicate Element: CMD/ Ctrl + D
Delete Element: Delete
Start/ Stop playback: Space
Add new Track: CMD/ Ctrl + t
New stereo Track: CMD/ Ctrl + shift + t
New Project: CMD/ Ctrl + p