10.4 Notify the user when document loading has stalled. 4.2 Allow the user to configure the visual arrangement of user interface controls. 5.13 Allow the user to turn on and off author-specified page forwards that occur after a time delay and without user intervention. 5.14 Allow the user to turn on and off automatic page refresh. 9.25 Maintain consistent user agent behavior and default configurations between software releases.
Consistency is less important than accessibility and adoption of system conventions.
9.15 Identify a link selected by the user. 9.18 Make available whether following a link will involve a fee. 9.19 Identify a table selected by the user. 9.20 Make available the dimensions of a chosen table. Identify the table containing a table cell selected by the user.