> Compositions and animations created by DirectComposition are passed to a built-in component of Windows called Desktop Window Manager (DWM) for rendering to the screen. Therefore, no special rendering components or UI frameworks are required on the computer.
Wow. Everything old is new again: https://nnc3.com/mags/LM10/issue/04/Berlin.pdf.
(As an aside, Berlin has somehow almost completely disappeared from Google. I had trouble remembering the name, and I searched "display server scene graph corba" and it didn't come up in the first few pages. Finally found this slashdot announcement: https://tech.slashdot.org/story/02/11/24/189226/fresco-m1-re...)