Considering how the hype cycle proceeds, any switch to a git successor will probably be slow. I would expect a replacement that comes into existence now to need

Considering how the hype cycle proceeds, any switch to a git successor will probably be slow. I would expect a replacement that comes into existence now to need five years to make itself known in the market and another five years to gather a critical mass. The actual tipping point would probably be reached around 15 to 20 years from now. That is an awfully long time.