After something has been assigned to the quickbar, a player can click on it to activate it.
will perform a default action
possibly allow the player to configure what action is taken for a normal “right” click?
left clicking a slot should bring up a menu showing possible actions to take with the object, and one or two commands to manage the slot in relation to the quickbar
Provide some sort of keyboard interface: Sure we can use keybindings, but it would still be nice to allow keyboard control of the quickbar.