This was the first thing I noticed as well. I mean, that&#x27;s from an age where Java and C++ libraries, frameworks and build systems were nowhere near as advanced as today.<p>Scheme has seen little investment in their infrastructure and ecosystem in the past 15 years, whereas C++ and Java have seen millions of dollars and many man-years invested in libraries etc.<p>I doubt this data is still valid today, even if it was a decade and a half ago.