Or, you know, not: It could be said that on that now-famous sort-of-first-date, Barack took Michelle out for igneous rocks. Or he would have if those two were geo dweebs* rather than the law geeks they obviously are.
* I can use the most fraught word in the geek-nerd-dweeb label continuum here because everyone knows that next to astronomers, geologists are some of the most blissed-out folk in science. So I'm saying it with either affection or envy. When I know which I'll report back.