The idea that companies can buy people out of stories gets in the way of reporting.
Martin Smith, Producer at PBS’ Frontline, discussing his difficulty reporting on the relationship between Wikileaks and the media because many central players at different news organizations have optioned their stories to film studies.
For example, via the Atlantic Wire:
Financial Times, Journalists cash in on WikiLeaks rights scramble (subscription required so if you want to read the original, Google the title and back door in that way, or hit the Atlantic Wire link above).