He's just saying they used what they knew best. For example, there's no reason Git has to be written in C[1]. Mercurial, which is Python, is doing just fine. C is what Linus and the kernel hackers knew best.
[1] Yeah, I know it was mostly hacked together using Bash and Perl, but that was a long time ago. Now it's mostly C. I'm suspecting they rewrote the performance-critical stuff in C, and left everything else alone. Not sure, though; I don't follow Git development.
[1] Yeah, I know it was mostly hacked together using Bash and Perl, but that was a long time ago. Now it's mostly C. I'm suspecting they rewrote the performance-critical stuff in C, and left everything else alone. Not sure, though; I don't follow Git development.