Iranian protesters looking for unblocked avenues on the Internet might consider World of Warcraft.

Network-security firm Arbor Networks says it has a rough sketch of how the government’s firewall works and that it appears to be selectively blocking Internet applications, particularly online video and email.

In the report, Craig Labovitz includes a graph showing a big uptick in Web video traffic prior to the election — “presumably reflecting high levels of Iranian interest in outside news sources,” — which stops around 6 p.m. Saturday in Tehran “and unlike the Web, never returns to pre-election levels,” he writes.

Email fared similarly, though the data indicates that outgoing messages may have been blocked even before the election was complete.

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Independent developer Paul Yanez, who seems to make a game of adding functionality to web video platforms whether they like it or not, has built an Adobe AIR app for Joost called the Joost Media Player.

This is delightfully ironic for a number of reasons.

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The way people use Facebook is changing. What’s more, something very significant is happening in the way people are communicating through social media in general. More and more, folks are sharing videos as a means of personal communication.

What this means is that video is coming to Facebook in a big way, but it will not look like the video we have seen on such social media platforms as YouTube (GOOG) and MySpace (NWS). To date, video on these and other social sites has fit the paradigm of a small number of content producers, relative to a larger audience of content viewers. Meaning, the goal on YouTube, for a bulk of the content creators, is to get more views of their videos regardless of who is doing the viewing.

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A quick note about the stock symbols used above: Google and News Corp. are the parent companies of YouTube and MySpace, respectively.