You initiated the robbery, so what I was supposed to engaged? You said enough to make me feel threatened.
Next time, don't start interacting with the words "this is a robbery" with a gun in hand aimed at someone if you are afraid that someone might disagree. And certainly not alone 🙂
I believe...
I don't think you watched your movie carefully 🙂 After you ran out with a rifle aimed on me, the first thing you said was "it's a robbery". Your intention is known when running with your weapon aimed. Did you count on a nice conversation after you said you wanted to rob me?
Otherwise, if you...
I'm Timmy Trumpet.
You wanted to rob me at the drug dealer, so I had 3 options : run away ( be killed ), let you rob me ( lost my money ) or defend myself. If you saw me before with a weapon on top you could be more careful 🙂. Also you said "it is a robbery", so I should ask you for permission...