[DrScump]

Hence the moniker "Man Jose".

For historical perspective looking back to the 1970s, check out the excellent film "Time After Time" (Malcolm McDowell, Mary Steenbergen), where Mary's character decries the minimal SF dating pool for straight women in that era, given the high percentage of gay males in SF.

[samueltew]

The book Datenomics explains how the out of balance gender ratio affects the local dating market. It was really eye opening: https://www.amazon.com/Date-onomics-Dating-Became-Lopsided-N...

[DoreenMichele]

So, the excess of single men may not be that much excess competition if a notable percentage of them are dating other men, not women.

[MlEngineer]

Of course, but this is not the 1970s, and young males aren't moving to SF specifically to practice an openly gay lifestyle in an otherwise intolerant nation. It's unlikely that the hordes of male engineers, relocating to South Bay / SF for professional reasons, are substantially more likely to be gay than the women.