This is approaching the crux of the GPL vs BSD philosophical divide, actually. Some people say "you used my work and made money from it? You should share", wh

This is approaching the crux of the GPL vs BSD philosophical divide, actually. Some people say "you used my work and made money from it? You should share", while others (myself included) say "you used my work and made money from it? Awesome, great to know that you managed to make something people wanted out of it".