Quote Originally Posted by Charlie Bernstein View Post
The first makes little sense:

Should = ought to.

And indeed you probably should. Why wouldn't you? For should to make sense, further explanation would (yes, WOULD) be required: I should be very grateful if you gave me all the money in the cash register, but since I'm pointing a gun at your nose, I sincerely doubt you'd do anything else. In fact, you should be grateful to me for leaving intact your nose and the noble visage it graces.

This might be another case of the difference between Briish and American English.
Yes, it is. (The brief dialogue between RonBee and Tdol is illustrative of that.)