Yeah, I think this is a good example of consumer versus hacker mindset. Much of the attraction of Chinese frames is that, at least in Europe, frames can cost as much as an assembled bike. So these cheap frames enable people to build bikes from parts without it being horribly expensive. As far as I know some frames are copied, but generally doesn't have copyright protection anyway (somewhat depending on country).

"When it says 'email for color/graphics', it likely means the seller has omitted those details to evade brand security"

Or, like you point out, it actually means you get a choice.

What's the link to your site?