Honestly it isn't even that big of a deal, and I doubt that he would even bring it up to your brother. It would also be really awkward for him as well don't worry about it, and honestly screw him move on with your life.
@Cifrvel Start by basic S.W.O.T analysis. It covers every main aspect of the private business which will open up new stages for you on which you should pay attention. You will find out the main requirements through the process, since not every type of private business relies on the same strengths and weaknesses
On a couple of other fledgling social websites, I've held polls to see the ratio of blokes and women. But this thing? These forums? They've kind of got a female vibe don't you think?
PS I am a bloke.