16. #4 Premature optimization
is the root of all evil
Premature optimization is the root of all evil ✘
Be mindful of performance, donʼt leave it until too late ✔
18. #5 The customer is
always right
The customer is always right ✘
19. #5 The customer is
always right
The customer is always right ✘
20. #5 The customer is
always right
The customer is always right ✘
Delight your customer with transparency and
consistency ✔
21. “Do the simplest thing that could possibly work” ✘
• DTSTTCPW. BUT NO SIMPLER ✔
Design for reuse ✘
• Refactor for reuse ✔
Only hire the smartest engineers ✘
• Hire well rounded teams ✔
Premature optimization is the root of all evil ✘
• Be mindful of performance, donʼt leave it until too late ✔
The customer is always right ✘
• Delight your customer with transparency and consistency ✔
22. “Be Wary Of Rules In Software Engineering”
- Brendan & Matt, 2009