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Re:Mercurial RFC of a new extension to directly operate on G... by MiyamotoAkira on Wednesday October 30, 2019 @06:59AM (#21396327)
>> more direct mapping onto manipulating a DAG of commits

That would be a leaky abstraction. The fact that is using DAG should be irrelevant. If they find a better way of doing the work, that shouldn't really affect the ux.

Re:Mercurial RFC of a new extension to directly operate on G... by rcthompson on Wednesday October 30, 2019 @10:35AM (#21398181)
I'm not sure I follow. A git history is literally a DAG of commits, and if you understand what each command is doing in terms of that DAG, there's very little abstraction at all, so there's nothing to leak.