Re: 17.6 hours
It's a useful comparator, assuming that all the manufacturers fiddle their figures to the same degree. Same as MPG and cars.
For me, I'd be going to a meeting for 2-3 hours, possibly a couple of hours on the train. I'd be ok. My 3 year old Surface Pro 4, probably not, so I'd take the charger.
Biting the hand that feeds IT
