I'm just the messenger, I like the project too.
>>container-based
Just create a boot image. Qemu works out of the box.
On the Homepage exist Emails exchangedwith the creator. It was a brian fart to move on to a exokernel 5 years ago.
Exokernel are on Ring 0. For any hardware virtualization, this is the perfect optimization in large cloud installations. Exokernel are easy to manage from ring -1 VM software. And can boot in < 100 ms.
So a application node can be add to cloud setup or reboot after a crash. Btw the author is working at a big search engine since over 10 year.