WOW!...I WANT SOME!!! Hope this stuff "trickles down" very soon as it fulfills quite a few of my fantasies (Man...I must be getting old if I fantasize about conrete...). Nevertheless, thanks for the glimpse of the future.

Hi Tango
I can't find out much about how they accomplish it, but it is very cool.
I understand in Japan those 2 inch slabs are used for bridge slabs, they are that strong.

Here's a page you might like. Not bendable but very interesting.
All the recipes and tech involved in building winning concrete canoes in amazing detail. Some of these recipes are really radical.
Scroll down to the PDFs and be prepared for some great reading.

Here is a link that might be useful: Recipes and specs for winning concrete canoes.