Yep, still a mod...
But lovely as it is to be welcomed back, and... Errr... Called out, I popped back and answered a question as best I could..
So.. Yes, to the OP (I mean they are the important one here, Right?)
5Ghz is great and super fast, if you are within a few meters (and more relevant) a few walls!of your router.... But in the real world, 2.4GHZ just tends to work better.