As the Joker might say, "And here... we... go."
The next engine demo is up, this time demonstrating - drumroll please - partners! This is something that people have been asking about for quite some time, so I'm happy to finally be able to talk about it. Hopefully people like it. It would suck if people didn't. :P
Anyway, without further ado, I'll let the video do the rest of the talking: