Vlogging is short for video blogging, also known as vodcasting. When Apple enabled iTunes to subscribe to Podcasts, they opened the door to "syndicated" feeds. Almost all blogs provide syndicated feeds--through RSS, Atom, and the like--and some feeds provide "enclosures." It is within the enclosures that the audio portion of any given podcast is provided. But enclosures aren't limited to audio. They can contain video, too. Vlogging is the practice of attaching video to RSS and Atom enclosures.

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