In the span of two days last week, I traveled back and forth to the office twice, wrote this column, streamed two episodes of “Sherlock,” drank seven cups of coffee and recharged my phone four times. I never once plugged in my laptop.
Laptops have a new talent: ultra-marathoning. Computers coming this winter can last up to 22 hours on a single charge. That’s enough battery for two full days of work…or one really, really bad day.
The Two-Day Laptop Battery Is Here - WSJ
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