In case you missed it, here is a list for all the keyboard shortcuts we went over in this video:
Workspace: ⌥ + A \ Alt + A
Styleguide: ⌥ + S \ Alt + S
Jump to Next Screen: →
Jump to the Previous Screen: ←
Jump to Screen: ⌥ + J \ Alt + J
Zoom In: ⌥ + + \ Alt + +
Zoom Out: ⌥ + - \ Alt + -
Actual Size: ⌥ + 0 \ Alt + 0
Manage tags: ⌥ + T \ Alt + T
Search screen: ⌘ + F \ Ctrl + F
Show/hide screen grid: ⌥ + G \ Alt + G
Navigate between list items: ↑ and ↓