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Indeed, it’s a neat way to visualize gravity, but that’s it. It lacks any sort of explanation of why masses appear to be pulled towards one another. (I will point to the other person in this thread saying it “explains gravity with gravity”.) This is why I think the metaphor you mentioned detracts from the original video.
I think that explains the “how” more than the “why”.
What I meant was that’s “why” we use the term “fabric of reality”— because of “how” gravity works.
Indeed, it’s a neat way to visualize gravity, but that’s it. It lacks any sort of explanation of why masses appear to be pulled towards one another. (I will point to the other person in this thread saying it “explains gravity with gravity”.) This is why I think the metaphor you mentioned detracts from the original video.