With low value:weight beverages, transport costs dominate manufacturing, so it is most economical to have many bottling facilities relatively close to consumers, at the cost of reduced manufacturing economy of scale. With electronics, manufacturing costs dominate transport costs, so it is most economical to centralize manufacturing, taking advantage of economy of scale.
Of course, sony could work with some drinks manufacturer to hybridize those supply chains, but I don't think there's value in doing this large scale. This is a (great!) marketing gimmick, and they can get most of the value by doing it one-off. There's not a lot of marginal value in scaling it out.
Bigger problem is that once you buy it, you still need to take it home, dry it off, and load music on it.
(I carefully put qualifiers in because this is just a rough rule of thumb and different altitudes etc make a difference).
But thanks for the information!
But a liter is only another name for a cubic decimeter. The liter is older, and used to vary from place to place (and even measure area at some places), but now it on the IS.
So even though the volume of a given mass of water might be temperature dependent because water expands if you heat it, the the volume of a given volume of water will always be exactly equal to that volume of water. Sort of like how a foot is always exactly 12 inches no matter what the weather report says.