Personally I hate seeing a loop of airline going from valve directly to tank asa.
Gas thru foregrip (with the right foregrip) looks so much
you know its moving along and you have a life outside of AO, just keep the updates coming and dont over do your self!
They're way overused. And I see them on a lot of markers that they don't really flow with. It kills me to see a marker that is amazingly put together