act:

• interrupt, subvert messages (memes) of dominant corporate, consumer culture
• appropriate, reframe media meanings/content/forms using irony, satire
• jar audience emotions to reexamine unquestioned conformist premises
• take over public/private space
• challenge corporate-state including surveillance practices, lack of transparency

modes:

• visual – graphic design, Adbusters, Barbara Kruger, graffiti, Banksy, defacing billboards
• media criticism – Jean Kilbourne, Killing Us Softly, Sut Jhally, Dreamworlds
• music – sampling, mash-up, illegal downloading
• performance — Jon Stewart, Utube parody, Reverend Billy, Guerilla Girls, flash mobs
• hacktivism — Anonymous, Wikileaks-Julian Assange, Chelsea Manning, Edward Snowden
• critical public discourse through meme-shifting:  @# “Black Lives Matter“
• public space — Critical Mass monthly Friday rush hour bike rallies, UK Reclaim the Streets, Los Indignados (Spain), Occupy