"given that he deliberately named it that to be a pun on the Microsoft name" That seems like a good defense, since it's not the sort of thing people would infe

"given that he deliberately named it that to be a pun on the Microsoft name" That seems like a good defense, since it's not the sort of thing people would infer to actually be Microsoft. Not a lawyer, etc., but it seems to me that people continually talk (in this thread and elsewhere) as if trademark was copyright.