Sure, but 2010 to 2012 might as well be two different eras in the context of VCS adoption. Things changed very quickly.
In any case,that doesn't really matter considering that git had big players adopting before GitHub got any sizeable investment. And I'm not just talking about Linux. Rails migrated towards it when GitHub was still in beta.
In any case,that doesn't really matter considering that git had big players adopting before GitHub got any sizeable investment. And I'm not just talking about Linux. Rails migrated towards it when GitHub was still in beta.