> Hopefully in a few decades the last of the people who think that using respectful discourse means no fun can be had will be gone and we can stop rehashing these threads.

More likely, in a few decades what you consider today to be "respectful discourse" will be seen as extremely offensive and the latest generation of fearful moralistic pearl-clutchers will be hoping that in the near future it's people like you who will be soon be gone. As long as people keep looking for new ways to be offended and continue wanting to police the language of others these kinds of topics will continue.