Windows only: A good network scanner digs deep into any network it's pointed at and opens it up for you to get into. SoftPerfect Network Scanner does those things, can do them from a thumb drive, and is a good deal less intimidating than some other scanner apps out there. The small program lays out its network findings in an easy-to-grasp manner, and can be expanded to show you more than just names and addresses. Weighing in at less than 1MB, it makes a great addition to any thumb drive, espec