Modernization Fails: Ignoring Legacy Scope

Modernization Fails: Ignoring Legacy Scope

I’ve worked in this space for over 30 years, and I’ve seen a lot of well-intentioned modernization projects implode. There’s one thing I know for sure about modernization: legacy tech is rarely aforethought. It seems like there are two times when...
What Is API Enabling the Mainframe?

What Is API Enabling the Mainframe?

It’s no secret that many enterprises are already heavily invested in their mainframe environments. Legacy systems are associated with millions of dollars of sunk costs. Financially-minded teams are keen to ensure legacy investments maximize returns. After all, getting...
Why Companies Keep Their Mainframes and Legacy Systems

Why Companies Keep Their Mainframes and Legacy Systems

Like clockwork, an exaggerated report of the mainframe’s inevitable demise will crop up from time to time. Detractors like to talk about the Z-machine like a dinosaur headed for extinction. So, why do hundreds of companies keep their mainframes year after year? As...
A Bit of IBM Archeology

A Bit of IBM Archeology

Way back in November of 1964, IBM announced the smallest member of the System/360 family, the Model 20. According to Wikipedia, The Model 20 supports only a subset of the System/360 instruction set, with binary numbers limited to 16 bits and no floating point.[1] In...
Living in a VSE World

Living in a VSE World

Platforms come and platforms go, and IBM continues to make the z/OS mainframe more flexible and more powerful. But what if you’re living in a VSE world? I know that you’re out there and you may sometimes feel that you aren’t getting as much attention as other...