7. A method of retrieving an anchored annotation, comprising: receiving a request from a web browser for an anchored annotation associated with particular content; retrieving anchored annotations associated with the particular content; providing the retrieved anchored annotations; and providing a visual indication about content change of anchoring text within the particular content when a match score is less than a threshold, wherein the visual indication comprises stored original text displayed with the anchored annotation.
11. The method of claim 7 , further comprising displaying the anchored annotation.