We thought of this. They need to be in the first 3 tokens. So this would indeed count, "Give @bob $10 to buy beer" but that is clearly a closer to a command.

We thought of this. They need to be in the first 3 tokens. So this would indeed count, "Give @bob $10 to buy beer" but that is clearly a closer to a command. More importantly, this is an opt-in option, so it would be hard to do it without knowing.