Not really, I am also bringing on Guest Designers to do weeks as well. Say you are an up and coming designer, what better way to get your name out than doing something that costs the end user nothing, and if they like it, its free publicity! This isn't about me...I am not a professional designer, I just had an idea, and want to help people out! Sorry you feel this way!
Whoring ones-self is working for dirt cheap which undermines the industry, working for free is philanthropic. Theres a rule that works well for most designers/developers, charge full price or work for free, never discount.
How so? He says he's learning and this is a great way for him to learn.