You can just Google "Marriage Tax Penalty" and you'll get more details and history than I can write in a post. I imagine it's not a super common problem in the

You can just Google "Marriage Tax Penalty" and you'll get more details and history than I can write in a post. I imagine it's not a super common problem in the general population. But for the HN demographics, two high earning bay area tech people getting married is pretty common, and they'll often be hit with the penalty.