You essentially have no data to back this up though, especially given the filed H1B/L-1 labor data for big tech is first year of employement with only base sala

You essentially have no data to back this up though, especially given the filed H1B/L-1 labor data for big tech is first year of employement with only base salary, which bears no ressemblance to what their wages will be even just 3 years in.