They're nitpicks because they don't really take away anything major from the game experience. Just because they're "annoying" doesn't affect the gameplay at all, and most of them wouldn't even annoy most people.
It is a "real" flaw when it causes the gameplay to be worse than it would be, and...
1: You are lazy if you can't get over that fact that you have to walk over to a chair and sit down to gain health.
2: Oh, no! You wouldn't want to sprain you're arm when raising the controller now would you! And also, wow, now you're resorting to insult? That's "cool".
3: Maybe because you're...
Does it have to have some sort of reason for being six hearts? It's just how it is. It's not like there should be some kind of story element behind why you re-spawn with SIX hearts and not SOME OTHER AMOUNT of hearts.
Yeah, you kinda have to do that to charge the attack. Or are you too lazy to...
Wow, this is the biggest bunch of nitpicks I've seen in my entire life.
1,2: You can't skip the cutscenes and dialog because it's story related. This has always been. Haven't you noticed in other games?
3: Wow, you're just lazy if you're complaining that you have to go there for help so you...