Explanation First, Then Code Conversion: A Practical Guide to Mainframe Optimization - DevOps.com
Briefly

Mainframe modernization requires careful consideration of existing practices rather than merely pushing for code conversion. While there's a temptation to replace systems due to perceptions of being 'legacy', mainframes are actually reliable, modern, and secure. Organizations must address technical debt, outdated practices, and knowledge gaps. Utilizing generative AI can help explain complex systems and streamline modernization efforts. The aim should be a balanced approach, focusing on understanding rather than blind translation, to successfully migrate or retain systems when modernizing.
The real challenge lies in the decades-old practices, spaghetti code, and institutional knowledge gaps that have built up over time.
Mainframes are, in fact, among the most modern, reliable, and secure platforms in existence.
Read at DevOps.com
[
|
]