The "Beer Paq Carbo Pouch" is so wrong, for so many reasons, I elect not to start down that road.
As far as cans being the bottle of the future......I doubt it, in the sense that I don't think the can will ever displace bottles. Glass bottles with crown caps are an extremely simple and durable technology, as are swing-tops. The can is a proven container, no doubt, but there's nothing simple about the technology.
I am reminded of the salad days of the word processor, when various people were gushing that it meant the end of traditional writing methods. Well, the Egyptians brought in pen, ink & paper, which technology has been pretty durable for four plus millennia, and sales don't show any signs of flagging.....