I see that I can finally buy a Cubieboard5:
http://www.aliexpress.com/item/Free-Shipping-cubieboard5-cubietruck-plus-...
Interesting that they are using the Allwinner H8 which is labeled an
octi-core, but are specing the C5 as a quad-core. When might we see a
uboot for this? :)
thanks for all your help here.