There are a few ways to get better battery life from a smartphone. You could stuff a huge battery in the case. Or you could use a less power-hungry display. The Yotaphone takes the latter approach -- by giving you two displays. On the front of the smartphone there's a full color touchscreen display which probably uses more power than...
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Yotaphone smartphone with secondary ePaper display coming in November is a post from: Liliputing
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