No I just mean in the sense that I give over the rights to my own words. I can't repeat them outside of the context that I've agreed to. They were both examples of the same kind of agreement. They'll keep those rights well after I'm dead, by the way.

> Exclusive book deals tend to have defined timespans

Good. We have "enumerate[d] [at least one] inaliable basic [freedom] that peopke should be able to deal in".

Of course, we can quibble over the permissible duration of such timespans, but I think the point has been made clear.