That was my first impression as well Grimwolf haha. From what I see FE seems to handle data by itself really efficiently. It has nodes that computes everything, even a real time shading node which displays models exactly the same in FE Canvas and in Maya viewport. Now I haven't tested both extensively but we have a few…
It's so weird seeing XSI support still. Seeing it work with UE4 was really cool. Softimage and UE4 have their own visual programming, so it'll interesting to compare the 3. Looks like everything is going to have node based scripting in the future at this rate, with Substance as well.