My immediate thoughts are "Yeah, it's working well for you, but I imagine there are considerable numbers of people out there who aren't happy with the existing

My immediate thoughts are "Yeah, it's working well for you, but I imagine there are considerable numbers of people out there who aren't happy with the existing systems and want something different to fit a different workflow" It's like a Git client. Sure, you can do it right from the commandline, but some people want something a little different-- and that's why you get clients like GitKraken with different ways of visualizing things.