[instaviz-users] Opinions wanted: sketching vs scrolling

[Brandon Fosdick]

Ryan Schmidt wrote:
> I just worry that if I do a lot of deleting, I'll be doing a lot of  
> shaking.

Without having tried the proposed shake-to-delete I'm concerned about selecting something for a non-delete purpose and then being bumped into. Although, as long as there's an undo feature, I guess it's a manageable risk. Speaking of which, how do we undo?