nostr:npub1nu48uqjrqypzvzx0cwm5guzlrhyu84du8zjf7xxlxlxcnglw4g8qerxvyg Yes, you get newer features faster. It's not testing per se, it's bleeding edge, mainline version.
I always test thoroughly so that there is no breaking changes.
Usually I follow the cycle of mastodon.social as it has always the newest nightly in production. Check your version information, after all you are commenting from mastodon.social.