Have you seen these guys on YouTube? – “Old Gays” – If not, have a look-in on their channel. I think you’ll really enjoy them. Fun! Here is a link to their vid on learning about Grindr. There are a number of other clips with them on different topics. Have and look and enjoy!
(The photo above in the headline is from — https://worldofwonder.net/old-gays-look-at-old-pictures-of-themselves/ )