Is it possible to give spacebar the same function as the middle mouse button.
For example:
While holding the spacebar and moving the mouse around gives the same effect as holding down the mouse button.
Reasons:
Not everyone might have middle mouse button.
Middle mouse button might be hard/uncomfortable to use for some users
In Addition:
Since the software is more graphical in nature, it can take some inspiration from 'Blender' in how to apply moving around the the view and hotkeys.