You can go to the trouble to learn Rust, and then fight with them to get your modifications accepted or…
Can you actually point to any instances of the devs dragging their feet on accepting changes or is this just conjecture? I’ve contributed to Lemmy, and plan to do so in future, and my experience is that they’re fairly accepting of changes.
It has an algorithm that puts content in front of you, unlike Mastodon where it only puts what you ask for in your feed. I’m convinced that if Mastodon populated people with low following count’s feed with random posts it wouldn’t have bled as many users as it did.