Making a list of the decade’s most important and influential gadgets is, in a word, illuminating — and that’s before you factor in all the LEDs. Over the last 10 years, thousands of products have been released, and while some are definitely “cooler” than others, their impact on the past decade, and the decade to come, is by no means identical. Each gadget tells the story of a new way of thinking, a slow-moving paradigm shift set to change the way we approach the personal technology we interact with on a daily basis.