Guardian: Here is an entertaining anti-corporate thriller directed by Gus Van Sant, very much in the mainstream-activist mode that gave us Milk and Good Will Hunting (rather than, say, the avant-gardist who directed Gerry and Paranoid Park, or the fey trendoid who brought us Restless or Last Days). The star is Matt Damon, who of course gained rather more than simply acting chops by co-scripting and producing Good Will Hunting (along with Ben Affleck, and look where he's ended up). Damon has produced this one...