Upvotes/likes reflect popularity, it usually don't reflect quality. Take TV song/dance contests for example. HN community are often good judges but I sometimes

Upvotes/likes reflect popularity, it usually don't reflect quality. Take TV song/dance contests for example. HN community are often good judges but I sometimes see high quality comments being buried by clueless but more popular ones. And I usually get much more upvotes when commenting about stuff I know very little about vs when I comment about my domain of expertise.