404. That’s an error.

The requested URL /bookmarks/mark?op=edit&bkmk=http%3A%2F%2Fwww%2Edebate%2Eorg%2Fdebates%2FChocolate%2Dis%2Dmore%2Ddelicious%2Dthan%2DIce%2DCream%2F1&title=Chocolate+is+more+delicious+than+Ice+Cream was not found on this server. That’s all we know.