Agreed, for a number of students the promise to explain it later will suffice. Others - when given magic boilerplate that does strange, intended things - will r

Agreed, for a number of students the promise to explain it later will suffice. Others - when given magic boilerplate that does strange, intended things - will recognize it for the black magic it is and will want to wield it as well. They will dissect, examine and research it on their own and their learning will be much deeper.