Sort of underway by then He was sort of underway by then...he had this whole ritual for showing the work to people – you had to sit in a chair that was positioned what he felt was exactly the right distance from the painting. There was a certain mystique about it that worked for him. Craig Kauffman, Robert Irwin: A Conditional Art ritualmystery
Picking locks with audio technology An Article cacm.acm.org The series of audible, metallic clicks made as a key penetrates a lock can now be deciphered by signal processing software to reveal the precise shape of the sequence of ridges on the key's shaft. Knowing this, a working copy of it can then be 3D printed. A Burglar's Guide to the City crimesecuritysound