Seems like he just got too old for fun.
Sounds like he's never been on /k/ regularly.
or never relaxed on /x/ or /wsg/.
Trans Boomer confirmed.
But I actually found my time on 4chan constructive and educational if not only fun. I became a bit better at asserting my opinions and learning things for myself. I got to hear points of views I had never known existed or had even fairly considered.