I’m surprised the answer isn’t obvious to you, yet again maybe I shouldn’t be as I suspect you’re a nocoiner.
Distributed decentralized anything is fundamentally about censorship resistance. Understanding that, for me, make the answer as to why they are passionate about distributed decentralized version control … they are concerned about coming censorship attempts on software, which honestly seems pretty likely given the current authoritarian direction of western civilization in general.
I’d also speculate that your perception isn’t shared by everyone based on the large number of upvotes on this submission.