The skill sets illustrate the disparity here, and also I think that a little bit of your ‘be happy with what you have’ attitude - that’s costing you money and is misdirected. The commenter here works in an industry with less supply for the demand and the skills have more value than in your industry. It is also totally…

That’s valid, but I think it’s also valid to know what you’re paid and if confronted it’s totally reasonable for you to say - ‘listen, yes you have the same job title, but Bob’s work is at a higher caliber that brings in more revenue for the company. You are still well qualified, we like you and you do good work, but…