You've been here for a year - you should know better. Your message is just noise, and has nothing to do with the topic.
This is not reddit.
Exactly, here on HN we don't need those new-fangled "collapsible comments" like Reddit has. We prefer to treat our threaded comments like mere oddly layouted linear threads and allow no digressions!
"Load more comments" and "comment score below threshold" ... we have the technology ...
Let's focus on the real scourge first... "Link expired".