At first glance it may seem odd that this month’s “Worth a Look”  item is not a computer accessory or high-tech gadget, but rather a jacket. But it’s no ordinary jacket; it’s made to meet all the needs of cybersavvy travelers as well as physical security professionals who need a way to stow all their gear, from PDAs and cell phones to anything else that needs to be holstered.  @   Where to get one. The jacket is available at the manufacturer’sWeb sitefor $199. Get there via SM Online.