grady booch

Grady Booch interviews John Backus, who led the IBM team that created FORTRAN in 1957, for the Computer History Museum in 2006. Backus describes the development of the first successful high-level language and its compiler. The interview runs 88 minutes.

Practical Engineering explains what a 100-year flood actually means, combining statistics, hydrology and how society treats risk. Grady walks through local drainage infrastructure and the caveats in estimating flood probability.

A Tom Scott guest video by Grady Hillhouse of Practical Engineering on the 1981 Hyatt Regency walkway collapse. A seemingly minor change to the support design led to catastrophic failure, which is why the case is taught as a lesson to check and double-check everything.