I never knew about this but I would probably use it if you added it, good Sir.
The related button appears (along with the repost count) under a post title.
Here's an example:
https://poal.co/s/RedPills/315421
That post has been submitted 3 times, and they all contain comments.
Adding a comment tab for each post (that contains comments) would make it easy to see what people discussed in identical posts without having to open them.
That link said this This sub is disabled You're not allowed to see this stuff
Yeah that one has been disabled because jewish trolls tried to use as a shitpost place to flood content that was violating the ToS.
(post is archived)