A method for adding comments to dynamic content is provided. The method may include receiving an indication to associate a comment with a comment state of a scripted dynamic content. The comment state may include a user-customized content element. In response to receiving the indication to associate the comment with the comment state, opaque state information for the comment state may be requested. The opaque state information may be useable to render the comment state. The comment may be stored in association with the opaque state information for the comment state.