Those limits are to prevent its use in intercontinental missiles. If intends to build one, I guess he'll have bigger problems than the speed at which his GPS re

Those limits are to prevent its use in intercontinental missiles. If intends to build one, I guess he'll have bigger problems than the speed at which his GPS receiver works. If you were thinking about the case where he sells it to someone making a missile, I guess that if someone is able of getting a missile capable of intercontinental flight, a GPS receiver won't be the missing bit.