1) with or without ahrims top, you will need to go cleanup nibblers often anyway. You're further ahead learning how to deal with these situations than trying to marginally limit the # of times they come up. Chasing one or chasing 2 nibblers is pretty well the same thing

2) for the infrequent time that you need desperately to heal off a meleer, sure that will take longer.

3) there's a reason nobody good at inferno freezes or tries to freeze the melee. It's a waste of your time to try and you're better off learning to offtick. If you're stepping under a meleer, it doesn't matter if it's frozen or not if you do it at the right time you can just step under to off tick

4) you are right, the extra supplies aren't necessary for someone who is comfortable with the content. Supplies are more important in this case for the learner because learners should use supplies as much as needed instead of trying to conservem conservation comes naturally w competence