14. The computer-implemented method of claim 9 wherein: the second identifier has a predetermined value for all users of the computer.
9. A computer-implemented method for tagging content, the method comprising: receiving a first identifier of a first natural language, of a session of a computer with a user; automatically displaying in the first natural language, at least a description of a piece of content accessible to the computer; at least one processor using the first identifier to retrieve from a memory, a first set of tags comprising strings of text expressed in the first natural language; wherein each tag in the first set comprises a string of text expressed in the first natural language and an identifier of said piece of content; and automatically checking if a number of the tags in the first set is greater than zero and if not then automatically using a second identifier to retrieve and display adjacent to the description in the first natural language, a second set tags comprising strings of text expressed in a second natural language different from the first natural language.