Good article, but I'm not sure what this means: In the latest edition of The American, published by the American Enterprise Institute, Grove writes that t

Good article, but I'm not sure what this means: In the latest edition of The American, published by the American Enterprise Institute, Grove writes that the beauty of electric power is its ability to be produced through multiple sources such as coal, wind and nuclear, and its "stickiness" — it can be transported only over land. What do they mean by stickiness, and that electricity can only be transported over land? What is he talking about?