Well I'll bite, Mikey ...
My first contribution in this effort to promote dativity awareness is the Dative of Standard of Judgment.
Were you to say, "We judge the rocking by the quantity of Marshall stacks on stage," the phrase by the quantity ... would be a Dative of the Standard of Judgment.
Which, incidentally, is the title of our second album. If you didn't know that, you're not a true fan.