They want to cut down their utility expenses.

The only industries swelling their payrolls are health care, utilities and the federal government.

For the consumer, it's a matter of paying now for the hardware to save later on the utilities

David Hunt, an associate professor in sociology at Augusta University, which has rolled out digital textbooks across its math and psychology departments, told BuzzFeed News that he understands the utility of using systems that require access codes.

Of course, much of this argument in the 1930s-40s was advanced because there was little or no experience in justifying apparel ( ' , 服裝) on the basis of utility.

Could utility alone justify the new ideas of the American designers? Fashion is often regarded as a pursuit of beauty, and some cherished fashion's trivial relationship to the fine arts.

A shift of emphasis from beauty to utility.

Even utility companies, which have long viewed batteries and alternative forms of energy as a threat, are learning to embrace the technologies as enabling rather than disrupting.

The Conservatives plan to adopt this strategy by making utility companies print the average local electricity and gas usage on people's bills.

Could utility alone justify the new ideas of the American designers?

Of course, much of this argument in the 1930s-40s was advanced because there was little or no experience in justifying apparel on the basis of utility.