But you aren’t costing them money if you upload it to your own server. You also wouldn’t be making money off it. What you were doing was stealing, too, just a different type and it cost them money which is why they find ways to prevent people from doing that.
I hadn't thought of embedding a photo as stealing bandwidth. But if that's truly the case, and I can see your reasoning, I won't embed any more photos but my own. I didn't mean to make them mad, and they have messed up their own page with that cartoon character, could have been something worse.