23 January 2014
- no edit summary - −87 
- →Bugs - +66 
- no edit summary - +76 
- →Aesthetic and minimal design - +68 
- →Recognition rather than recall - +83 
- →Error prevention - +87 
- →Consistency and standards - +341 
- →User control and freedom - +96 
- →Match between system and the real world - +334 
- →Visibility of system status - +148 
- →Visibility of system status - −4 
