The world around us changes quickly. Sometimes you need to stop, look around, and think, how did we get here? This series examines the history leading up to the major tech innovations we take for granted and the things we may have missed along the way.

Last time you bought something online, there's a good chance you read an online review first — but it wasn't always this way.

Take a dive into the history of online reviews to understand why they still matter so much today.

Topics Amazon