Playable Increment 004: Fixes and pausable ACTION!

Today playable increment brings a few smaller fixes and changes:

• New background
• Fix for the tonnage quota, which at the moment runs invisibly in the background:
  • 300 Tonnes to pass level 1, 500 tonnes to pass level 2, 800 tonnes to pass level 3
• A major change is that the shield skill can now also be activated using a click on a button. To make activating skills in this way possible in the heat of the action, I have implemented...
• Action Pause! Press space to pause the action and activate skills at leisure!

So, now we have two ways to activate a skill; hotkeys and buttons. Which one would you use? Do you feel that pausing the action impedes the flow of the game? Or do you like the ability to activate skills using the mouse? I might think of some other more mouse-centric skills and actions...