> I should have read it before writing my first 4 apps through trial and error. I wouldn't say that. I consider learning by trial and error far more valuable t

> I should have read it before writing my first 4 apps through trial and error. I wouldn't say that. I consider learning by trial and error far more valuable than reading the best books on a topic. If you read the guide now you get more out of it. You have done the groundwork yourself - now it's time to hone your skills :)