This is hardly the first site to frame another site. It's hardly the first link shortener to do so and add a message or ad in another frame or interstitial eith

This is hardly the first site to frame another site. It's hardly the first link shortener to do so and add a message or ad in another frame or interstitial either. There's enough that "top 10 URL shorteners to make money" is an actual recurring blog post across the web.