Don't feel bad. I use PHP and Behat, I've seen Konstantin (everzet) present these concepts a few times, and I don't understand what he's talking about either.

Don't feel bad. I use PHP and Behat, I've seen Konstantin (everzet) present these concepts a few times, and I don't understand what he's talking about either. That said, Behat is lovely, and thanks to everyone who works on it.