Totally agree. I have a whole series of "Using ..." tutorials that I've written, just for the purpose of learning - having to write in a style where you're expl

Totally agree. I have a whole series of "Using ..." tutorials that I've written, just for the purpose of learning - having to write in a style where you're explaining something to others forces you to truly understand the subject matter. As an added bonus, you then have some handy reference materials.