That's good about the jetbook, especially in remote holiday regions:
"... is also the first to use 4 AAA batteries..."
And for the "very" phlegmatic ones of us folks:
"...2 Years standby" 
Regarding "cheapest e ink"...interesting article about a future Price drop:
"E-ink should be able to ship about 3 times the screens they shipped the year before." (20 to 30 million screens)
http://www.the-digital-reader.com/20...ens-this-year/