I added a few options the Mark All Read link. After clicking it you have to select "Yes" to actually go through with it since there isn't an undo, but now you also hav the option to mark only those items read that are older than one week, one month, or three months.
Navigation
| j/k | selects the next/previous item in the list |
| n/p | in title view, selects the next item without opening it |
| space/shift+space | moves to the next/previous page |
| shift+m | open/close the main menu |
| shift+o | open/close the options menu |
| enter | select the highlight entry from a menu |
Actions
| enter,o | in title view, expands or collapses the selected item |
| shift+a | marks all items in the current page as read |
| d | go to the item's list of similar stories |
| i/u | designate the item as interesting/not interesting |
| m | marks the item as read or unread |
| s | adds or removes a star from the selected item |
| shift+s | open/close the item's share menu |
| shift+u | marks all items in the current page as unread |
| v | opens the original source for the item in a new tab |
Go To a New Page
| g then h | go to the homepage |
| g then i | go to the Interesting items view |
| g then a | go to the All items view |
| g then s | go to the Saved items view |
| g then p | go to the Popular items view |
| g then f | go to the Select a Feed page |
Application
| - | decrease the font size |
| = | increase the font size |
| esc | close any menu if open, otherwise deselect all items |
| ? | open/close a decription of keyboard shortcuts |