Almost forgot. Johannes Kreidler's work deals with current issues. For example...
Outsourcing:
Fremdarbeit
Copyright law in the digital age:
Product Placements
And there are a few more that I can't find at the moment, including a performance piece that consists of two computers running PureData, reading off a list of buzzwords to each other via Skype to piss off anti-terrorist agencies. Speaking of PureData,
Kreidler's tutorials are the best.