I tried to only focus on runtimes, although the line got a bit blurred at times! But yeah, it would be nice to have included a mention of NGEN. When I get a chance I'll update the post

> And the cloud compiler created for Windows Phone 8.x, based on Bartok from Singularity.

Interesting, I didn't realise that all this came from Bartok, thanks for the info

They are not fully explicit about it, just talking about Bartok and MDIL as if invented for WP 8, but they are scattered all over Singularity documentation and papers, so it is quite obvious where they come from.