No you don't. I do the weekly in half an hour without any mount no problem. You don't need the sockets. They are not as strong has they have been in the past.
You can completly ignore it and still do top end content without a problem.
If you want to be the best of the best, then yes you have to. But you always have to go the extra mile for that.
Grinding maw rep is like 3-4 weeks. Then you get into the slow cordial thats much too important.
Do layer 8 weekly every day in group, I found it to be way faster and easier/relaxed to group up as 5.
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