September 2025

September 15, 2025

A few decades ago, I remember, probably incorrectly, a court case where the police wanted to (or did) track people using GPS units that they stuck in the suspects’ cars. The case boiled down to this: a court order is needed to place a GPS unit on someone’s…

Computers & Programming, Linkage Program

How to Simulate Multiple Slide Connections

September 3, 2025

With the mechanism in the image, there are three sliding connectors affecting link 1 (on the left). This is an interesting mechanism to simulate. In this situations, the calculations are easy because D and E both have the same slide radius. With the same slide radius, we can…

The Ethics of AI Training on Your Work

How to Simulate Multiple Slide Connections