For china its a future investment. Its R&D, an image topic and its the job of a state anyway to do fundamental R&D.

Google has so much money, I don't know why they are doing this, perhaps because they can, because the people in their lab would like to shoot something up, but thats not the core selling point of Google.

Blue Origin, you are referencing, is doing Terawave its a Starlink competitor. Which is not a AI DC in Space.