FAQ: I've sent you my work-in-progress so we can colaborate!
PLEASE DON'T!!! Please, don't send me any patches or combinators you're working on and you're planning on selling or even releasing them for free in the future. This puts me in an uncomfortable and awkward position of having no chance to refuse it (because you already sent it) and even if I simply delete the attachment without opening it (which I do), I'll never be sure if someone in the future will claim something like "oh, but that combinator you made was my idea! I sent you that combinator and you copied the idea" brrrr... I hate to think of such situation. In this age where it's so easy to illegally copy someone's work and distribute it for free without the author's consent, to me, even worse is idea stealing and releasing something without proper credits to the ones involved. At least, the illegal copies (usually) keep the credits of the rightful authors of the thing (which I hope will be the case with any of my soon-to-be-released ReFills...