I do not know why Cisco hired Kent Dybvig, the prime designer/implementer of Chez Scheme, or why they chose to host its repo. I suspect that answering this ques

I do not know why Cisco hired Kent Dybvig, the prime designer/implementer of Chez Scheme, or why they chose to host its repo. I suspect that answering this question would reveal significant production programs written using Chez Scheme.