Relativity was discovered by a single guy.
Maybe, "normal"/"average" devs would help you to get the point.
That doesn't diminish Einstein's achievement of course.
https://github.com/seanbaxter/circle
It is like if one tried claiming that Fabrice Bellard was an example of a median dev.
The number of C++ compilers written by one person is one. And because of this, it gives us no predictive power in what pjmlp was trying to assert.
I agree with you, Albert and Lorentz and Riemann got caught in the rhetorical crossfire.