> The parity of the ports at each end of the connection was required to be different: you couldn't connect an even port to another even port, or an odd port to another odd port. "Homosocketuality" was strictly forbidden by internet protocols! NCP's mandatory "heterosocketuality" was called the "Anita Bryant feature". [2] > ... > [2] https://news.ycombinator.com/item?id=12422813

Well, that's a whole distasteful part of computer history I was blissfully unaware of before now. As someone fairly young (in my early 20s), it's sometimes hard to remember that things like this are very recent history, so I guess it helps to have some perspective every now and then.