it doesn’t even though, you load the same number of notes most of the time

Yeah, but what happens when most people will start posting kind 1111 only comments and kind 1 only root posts?—It'd be possible for clients to load comments lazily.

You both are replying to my kind 1 root post but it didn't showing up. Mixed kind 1 note and comments are making any client difficult to render them. Attached is my screenshot that didn't showing your kind 1 replies.

I think it's because @Vitor Pamplona said so