Same. I am too lazy to write full posts. Sometimes I do but i like up/voting and writing short comments more.

What is R-World?

I only follow people on mastodom who post original content or I know them IRL. There is no good reason to follow a random user who only repost things.

It says there are 200 comments but I can see 2

This happens if other users have blocked you or your instance.

Linux users are like vegans. 90% percent of Linux users (or vegans) are perfectly fine with whatever you use (or eat). It’s only the small 10% who are very vocal and cast a negative light on the entire community.

Is it open source though?

Edit: Yes it is. https://duckduckgo.com/duckduckgo-help-pages/open-source/opensource-overview

I liked how you did a research to your own question and share the results