If you're going to invest in a kitchen renovation, you want to make sure it has staying power. Who wants to spend several thousand dollars on countertops that are going to feel dated by next year? Or, worse: Who wants to choose a countertop cut, only to find the design world has already moved on? To make sure that doesn't happen to you, we included a question on countertop trends in our fifth annual The State of Home Design survey. Designers from across the country