I marvel at the ability of engineers to manage computer problems at great distances in hostile environments. I have enough trouble managing mine right in front of me when I have full physical access and the ability to substitute parts. One obvious trait that the NASA ground team has perfected is the ability to plan ahead, think about possible consequences, and craft a careful action plan. Many personal computer repairs go down some dead ends and depend upon physical access to reverse errors and restore functionality.
Long before portable computers, the Beatles anticipated this problem of moving from the "A" side to the "B" side. They released a 45 rpm vinyl record in 1965 with "I'm Down" on one side and "Help" on the flip side!
Replay available now: A handful of emerging network technologies are competing to be the preferred wide-area connection for the Internet of Things. All claim lower costs and power use than cellular but none have wide deployment yet. Listen in as proponents of leading contenders make their case to be the metro or national IoT network of the future. Rick Merritt, EE Times Silicon Valley Bureau Chief, moderators this discussion. Join in and ask his guests questions.