Hotlinking or embedding on another site is not the only thing that breaks. - Downloading - Search engines - Caching - Sharing (usually nabs thumbnail) It's

Hotlinking or embedding on another site is not the only thing that breaks. - Downloading - Search engines - Caching - Sharing (usually nabs thumbnail) It's just not a good idea. And it doesn't really work. Any scraper worth their salt would just fake the referrer and be fine.