Answer to this week's riddle

Again, the riddle:

Miniature mid-century modern tables, insulated sleeves, and a specific type of pulp and paper product make possible what marvel of modern life ubiquitous?

Answer: Pizza Delivery.

Source: Check out the interesting article at http://www.theatlantic.com/technology/archive/2011/07/the-3-big-advances-in-the-technology-of-the-pizza-box/242116/