[MichaelMoser123]

I think that a rational sounding inerpretation can be found: all spaces means python programmer (mixing spaces and tabs messes up the indentation), python rulez, therefore high salary

[jake-sutton]

According to the article, he tried controlling for language and the effect remained.

[mncolinlee]

Spaces over tabs is the default for IntelliJ. Given there are over ten million Java developers who are in very high demand, Python is practically a rounding error.

[chaosphere2112]

Also, they controlled for language and the effect was still present.

[qb45]

The only thing they didn't control for is Stack Overflow use.

It's official: science proves that highly paid tab users just don't need it.