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by Jason Snell & Dan Moren

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By Dan Moren

By Request: Battery backups and obsolete tech

Reader K.E. asks “are Battery Backups needed any more, or more generally what legacy tech do we no longer need?”

Great question and, as you might suspect, one whose answer lies on a spectrum. As far as battery backups go, I personally have never bothered with an Uniterruptible Power Supply (UPS), though I always find myself tempted to pick one up when I see them on sale. The idea behind a UPS is that, should your power go out, you’ll have enough time to save your work and safely shut down your computer.

Several technological developments have meant there’s less need for this kind of device than there used to be. For one, a lot of people—perhaps the majority—use laptop computers that have their own built-in batteries, which means that a UPS is only a benefit when power goes out and your laptop is out of charge. (The same goes for iOS devices, which spend the majority of their time on battery power already.)…

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