I'm not sure what I'm saying, to be honest. However I am definitely sure that the statistics show that the highest paid professions in this country require lot

I'm not sure what I'm saying, to be honest. However I am definitely sure that the statistics show that the highest paid professions in this country require lots of licensing and schooling, which carry non-zero costs for obtaining. Software engineering does not exhibit this same behavior, or at least if it does, it is orders of magnitude less. I don't see many blog posts on how to do appendix surgery, for example.