I heard the Agenda was to turn Jimbo gay and it started back in the 70’s. Probably started with a Three’s company episode,
I think the issue is that writing sucks these days. Bring on all the controversial societal characters you want, but if you add good writing and performance we won't be able to look away as an audience. Keep the subject, improve the story, everyone's happy.
Mainly the lady with the dolphin puppet, but I recall other adults coming in from time to time. After all these years, a lot of the memories get blurred.
Don't look now, but Apple TV+ is prolly getting in on the act. Got be a lesbian in this one: For All Mankind Oh, and will they add speculation to the unknown sexual orientation of the unmarried, introvert/hermit, Emily Dickenson
I hadn't noticed it with coming out, but I have noticed it with trans people showing up way out of proportion to reality. I am in the do what you want as long as you are not hurting anyone else camp, but its now to the point where I roll my eyes every time I see a trans person on a show.