DNWL: He suggests he reads the ITRS (International Technology Roadmap for Semiconductors) output and relies on this for his information.
The ITRS is the today's version of the ITRHDC (International Technology Roadmap for Horse-Drawn Carriages). Joel H. won't find automobiles on their timeline.
A technoloy is called disruptive, because it disrupts.
Merriam Webster: verb dis·rupt \dis-ˈrəpt\ : to cause (something) to be unable to continue in the normal way : to interrupt the normal progress or activity of (something)