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The games you mentioned _used_ to run on the same branch of the engine, and when that does happen you only download it once. Most shipping Source games today us
by reubenmorais 12y ago
The games you mentioned _used_ to run on the same branch of the engine, and when that does happen you only download it once. Most shipping Source games today use distinct branches of Source. There's a Portal 2 branch, a DotA branch, a TF2 branch, a CS:GO branch, etc.