We also need to draw a distinction between employers posting jobs directly vs 3rd party agencies posting jobs for the company's they represent, or purport to represent. There is a disincentive for the former to post 'fake jobs' - who wants to deal with the applicant flow, but an incentive for the latter to do so - harvest resume's, build a database.
Anyways. My point is, there _is_ a problem but mainstream magazine treatment like this from Gizmodo serves to add smoke when there's already a fire