Ok
but for anyone interested there is a roll your own version at.
https://github.com/joukos/PaperTTY
I will be pretty much just be following this at first.
Also wavshare have brought out a HDMI 10.3inch E-paper Monitor
which looks pretty cool however they don't reckon it has a very long life span
$500 + US with a short life ... cool but maybe no.
Thanks everyone.