I couldn't see a purchase option was it present? I had the feeling it was in the terms in case he decided to do it later. The image element resource licenses a

I couldn't see a purchase option was it present? I had the feeling it was in the terms in case he decided to do it later. The image element resource licenses are listed in the Resources section. Most of them appear to be relatively permissive licenses though some require attribution. I get the impression it's a nice little side project, and mostly for fun. I guess he didn't what to go to the expense of purchasing licensing rights for stock images or searching out high quality resources which are in the public domain.