Bugs Quote by Tom DeMarco
“Product quality has almost nothing to do with defects or their lack.”
About This Quote
Source Book: Structured Systems Analysis, 1979
Product excellence stems more from design, usability, and value than merely the presence or absence of defects.
In simple terms: Quality is about value, not just defects.
Key Takeaway
Focus on design and user value.
Themes
quality
design
value
usability
Mood
analytical
strategic
Type
technical
philosophical
When to use this quote
- software development
- hardware manufacturing
- service design
Key Concepts
systems engineering
customer satisfaction
Questions to Reflect On
- How can you measure product value beyond defect counts?
- What design principles ensure quality?
A Different Perspective
Neglecting defect reduction can still harm reputation.
![“While this [10 to 1] productivity differential among programmers is understandable, there is also a 10 to 1 difference in productivity among software organizations” quote by Tom DeMarco](https://sms4smile.com/quotes/img-quotes/d65/tom-demarco-12134_productivity_while-this-10-to-1-productivity-differen_444032.jpg)
