Looks like it'll be boy, boy, girl, boy... boy.
I spent my first three pregnancies avoiding unnecessary interventions, including routine ultrasounds, and feeling fine about it.
But I have to say... of all the expensive, usually-unnecessary interventions there are in the world of prenatal self-care, the 20-week scan -- now that I judge it necessary -- is kind of fun.
The young sir is doing fine, and so am I, and so is my placenta and all that stuff.
Cool trivia: Estimated weight is 454 grams.