I've always liked embed codes. For someone who blogs for a living, being able to accentuate my writing with punchy YouTube videos, detailed Scribd documents, obnoxious Vine clips, pretty Instagrams, Twitter outbursts and other kinds of embeddable media more often than not makes a marked difference between mindless re-writes and stories that entertains readers while providing a deeper understanding of the topic at hand.
Twitter's Vine and Facebook's Instagram, for instance, have just recently begun supporting embed codes. Not to be outdone by (primarily) Twitter, the world's dominant social network is now permitting users to inject whole statuses and photos into blog posts, web pages, instant messages and just about anywhere on the web...