“Social media artist” Man Bartlett has long worked to tweak and subvert the vocabulary of today’s popular online tools. But recent changes at Facebook prompted him to delete his account, an act that, fittingly, he turned into an online performance of sorts.

Five European museums, including the Stedelijk Museum in Amsterdam and M HKA—the Museum of Contemporary Art Antwerp, have teamed up to launch a YouTube-like channel of original videos about art and design.

“Increasingly, museum audiences will experience their collections from a cell-phone or tablet computer a continent away from their physical home,” writes Robert Stein. “Into this landscape, technologists will become more and more necessary to museums of the future.”

The visual arts network e-flux announced Wednesday that it’s seeking support for its bid to manage .art, the new top-level internet domain being created by ICANN. If successful, it vows to convene artists and scholars to oversee policies for the domain.

“We need to turn our message into a story and tell it ourself [online], instead of hoping others tell it for us,” Walker web developer Nate Solas said at MuseumNext last month in Barcelona. Watch the full talk with Solas and New Media director Robin Dowden.

When pondering how to preserve its social media endeavors as historical artifacts, the Smithsonian has a bigger job than most: it runs 143 Facebook accounts, 100 Twitter accounts, 74 blogs, 66 Flickr accounts, and 61 YouTube accounts.