Why can't I apply for a driving license at 3 AM? Join Squirrel and Jeffrey in discussion on the history and challenges of modernising legacy systems and how delivering incremental improvements can "strangle" the pitfalls of a full rewrite, in this episode of Troubleshooting Agile.

Links:
- Dafydd Vaughan on DVLA batch systems: https://dafyddvaughan.uk/blog/2025/why-some-dvla-digital-services-dont-work-at-night/
- Joel Spolsky on not rewriting: https://www.joelonsoftware.com/2000/04/06/things-you-should-never-do-part-i/

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You'll find free videos and practice material, plus our book Agile Conversations, at agileconversations.com

And we'd love to hear any thoughts, ideas, or feedback you have about the show: email us at info@agileconversations.com

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About Your Hosts

Douglas Squirrel and Jeffrey Fredrick joined forces at TIM Group in 2013, where they studied and practised the art of management through difficult conversations. Over a decade later, they remain united in their passion for growing profitable organisations through better communication.

Squirrel is an advisor, author, keynote speaker, coach, and consultant, and he's helped over 300 companies of all sizes make huge, profitable improvements in their culture, skills, and processes. You can find out more about his work here: douglassquirrel.com/index.html

Jeffrey is Vice President of Engineering at ION Analytics, Organiser at CITCON, the Continuous Integration and Testing Conference, and is an accomplished author and speaker. You can connect with him here: www.linkedin.com/in/jfredrick/


Overcoming Legacy Systems - and Thinking

Troubleshooting Agile is a problem-solving session for agile teams. Jeffrey Fredrick and Douglas Squirrel look at common problems agile teams face and provide practical, immediately useful advice for getting back on track.