There is a viewpoint which states morality is just as objective as mathematics or science. The idea behind this paradigm is harm. Every living creature with a nervous system can experience harm such as pain, hunger, fear, thirst, sadness, etc. We humans can check both human-initiated intentional harm, which is under our control, and other types of unintentional harm, e.g., environment damage caused by human industrial development.

Ive experienced the same. The communities I enjoy are still too small on Lemmy (like 14 users/month) and the quality of content on local and all is pretty hit or miss - so I just spend less time looking at it