On Tuesday, Mar 30, 2004, at 13:31 Canada/Eastern, Steven Rogers wrote: > [...] You could say that the USPS has a monopoly on letter delivery, > because nobody else can do it. If you use monopoly to describe a > freely made choice, then it becomes an essentially meaningless > term.[...] On the linguistic issue: Monopoly implies exclusivity (e.g., in some jurisdictions in North America, the sale of alcohol is a state monopoly). The technical term for MS's dominance of the personal computer market is oligopoly. f