- Adaptive algorithms
- Auditory content
- Binary
- Biometric
- Changes in content
- Character / key-based
- Contractural agreements
- Deceptive patterns
- Difficulty
- Disinformation
- Distractions
- Engagement algorithms
- Errors
- Financial security
- Glare
- Gustatory content
- Help and instructions
- Implied content
- Inaccuracy
- Interruptions
- Language-based content
- Lighting
- Location
- Motion
- Multidimensional content
- Noise
- Notifications
- Numbers and numeric information
- Olfactory content
- Path
- Personalization algorithms
- Physical operation
- Physical safety
- Privacy
- Quality
- Recognition algorithms
- Social media use
- Space
- Static content
- Structure and relationships
- Tactile content
- Time-based content
- Timing
- Visual content
- Voice