Simply because of the great feeling you get when you suggest something to someone and they take it on board and compliment you for it, like this person:
Kathyscode wrote: Radar, I read through your 10 section Rails instructional this morning and really enjoyed it. Thank you! I thought you might be one of those exalted GODS that really know this stuff ...
Thanks Kathyskode!
Next: A summary of Railscamp.