I am going to donate % of Bitcoin I receive from saxydev to randomly selected members who wrote in this topic before this post, so we can have nice party time 
Come on, you didn't realistically expected him to pay, didn't you?
And, as Loyce said, is somewhat a gray area there. So imho it make more sense you just tag him properly instead of pursuing a flag, since a tag is clearly your opinion.
I don't want to be one of his customers, clearly, since whatever he tells today may not stand tomorrow, but, again, that's not the material for a flag.