Quote Originally Posted by Camate View Post
If you are curious about canceling spell casting in version 2.0 and whether there will be a specific key for this, we will be making it possible to cancel casting by pressing the jump key which will default to the space bar.

In regards to all of the feedback and follow-up questions about the OP, we will be sure to pass it on to the Development Team.
Oh boy, i can see a lot of people complaining they are accidently pressing the space bar.