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This is what I make with LEGOs. Spaceships are my specialty. This is what Apple software engineer Andrew Carol makes with LEGOs: It’s a Babbage Difference Engine, a working model of a mid-19th century machine designed to “evaluate polynomials of the form Ax^2 + Bx + C for x=0, 1, 2, …n with 3 digit…

This is my 701st blog post. That seems like a lot, but those posts have been spread out over three different blogs. The first one I started back in 2007 when it became clear that, as a guy who wrote books and wanted people to buy my books, it was important for me to maintain…
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