Honestly, despite the UX changes, Reddit has stayed remarkably consistent over the past decade or so I've used it. Big, generic subreddits are trash and always have been, but small, focused subreddits are great. Reddit is still hands down the best place on the internet for product recommendations, candid product reviews, niche hobbies, and discussions about TV shows, movies, and games. Edit - to prove my point furthe…
No, not in my experience. Not compared to small focused forums on any moderately complex or interesting topic anyway. The whole format is designed for quick throwaway content and not for having long nuanced discussions and so the subreddit will be oriented towards just that. Worse still I think it might even poison the brains of the Redditors into thinking that the subreddit is all their is to the topic.