And if he had called you, you would have done... what, for him, exactly? Paid for a lawyer on his behalf? Given him a living wage while he was blackballed by Uber after suing them?
Even if he uncovered an error, he probably would have concluded that calling you would have done nothing. Absence of evidence is not evidence of absence.
Even if he uncovered an error, he probably would have concluded that calling you would have done nothing. Absence of evidence is not evidence of absence.