Thanks for the link.
How well has it worked for you so far?

It has been working perfectly so far!

Any updated English versions for the original 5 blade units? Thanks in advance if one exists.

You may ask to lketc directly. I have bought my english version on their Tabao shop.

Can you sell me one? How do I order on tabao? I tried to order a 5 blades but it gave me this http://gtms01.alicdn.com/tps/i1/T1vAdZFsNdXXci8xw7-240-440.png

what are you looking for , 4 blade, english version? here is one
A link https://www.dropbox.com/s/yz02suc4j24ium4/dragonboot-4BLADE-ENG.7z to the 4 blade english ISO. When unzipped willl be a little under 8 gig. It's ip is http://192.168.1.134/