If this is true, why did the salary spreadsheet on HN last month show that some programmers are earning 3x, 4x, or even 5x others? Non managers are pulling ove

If this is true, why did the salary spreadsheet on HN last month show that some programmers are earning 3x, 4x, or even 5x others? Non managers are pulling over 400k at companies just as engineers. Do you think this is untrue?