Bruce McKnight
Contributor
Bruce McKnight is a proud “grayframer” with 40 years of mission-critical enterprise computing experience. Lately, he’s been learning about AI on Z with a wary eye, seasoned judgment and a healthy dose of youthful optimism.
IBM’s Mainframe Certificate Course Is Full of Surprises, Even for a ‘Grayframer’
July 7, 2026
Veteran mainframer Bruce McKnight discovers the value of re-examining platform fundamentals with fresh eyes
ArticlesThe Grayframer’s Take on the AWS AI Practitioner Exam
May 15, 2026
Bruce McKnight explains what passing means, and what it does not
ArticlesA ‘Grayframer’ Comes to Terms With ‘Vibe Coding’
March 27, 2026
Even if AI writes the code, humans still have to understand it, veteran mainframer Bruce McKnight reasons
ArticlesIn Praise of the ‘Grayframers’
February 5, 2026
A longtime mainframer shares why institutional memory still matters on modern platforms