Yup this is where this article went off the rails for me. After-tax income makes sense when income is what you’re taxed by; the day job creates the income and

Yup this is where this article went off the rails for me. After-tax income makes sense when income is what you’re taxed by; the day job creates the income and the tax. But the day job shouldn’t be laden with all costs of living: only the costs of the day job. The author must know either way more economics than me or way less.