Brian Marick

See https://twitter.com/alindeman/status/254595769947013120 and https://gist.github.com/3845119 Be sure to credit Andy Lindeman

Check that the "up" and "left" pointers for the sources and solutions are consistent with the text. Some of them may have been corrected in only one place.

Re: SVG height and width attributes #27 Stumbled over this again after a long break from animations (and because both Chrome and Safari will interpret a `height` style as an...

it's => its

background prerequisites should obey :times

3

Right now, a background prerequisite always is implicitly tagged with `:times (range 0)`. If a user explicitly specifies a `:times`, that should be obeyed.