It's own resources and bandwidth being a public facing RSS feed. A public data feed! If they don't want people to use their data feeds to, oh, I don't know, get data, then maybe something else is up. They are digging deep to find excuses rather than digging deep to compete. It's like if your girlfriend wants to break up and move away and asks for a ride to the bus station. Don't tell her to walk, show some class and help her go.