Technology of the Year: Publish/Subscribe. A new breed of middleware vendors brought pub/sub messaging down to the desktop. With Kenamea and KnowNow, you can subscribe a spreadsheet cell to a topic that’s managed out in the cloud. An event published to that topic — such as an inventory update — automatically updates the spreadsheet. It’s true that you could do this kind of thing a decade ago, using NetDDE (Network Dynamic Data Exchange) on your Windows for Workgroups LAN. But pub/sub at Internet scale is far more compelling. [Full story at InfoWorld.com] … [Jon’s Radio]