Severity
Severity tells us what to fix first
- Severity considers frequency, impact, and persistence.
- A blocker prevents task success or creates serious risk.
- A cosmetic issue should not outrank a major usability issue.
Weak versus strong
Cosmetic
Weak
Everything I dislike.
Strong
Minor polish issue with little task effect.
Major
Weak
Unpopular style choice.
Strong
Many users may struggle or need help.
Blocker
Weak
The team prefers another option.
Strong
User cannot complete task or may be harmed.