Part of the problem with this methodology is SO is useful among the most junior devs. For example, I haven't been to SO in several years but it was my go-to site in 2010.
The very large State of JS survey skews to even less experience overall with nearly 30% having less than 5 years of experience and a bit over 50% having less than 10 years of experience.
Part of the problem with this methodology is SO is useful among the most junior devs. For example, I haven't been to SO in several years but it was my go-to site in 2010.