The same tech companies killing print ads are buying print ads

FILE PHOTO - A taxi passes by in front of The New York Times head office in New York, February 7, 2013. REUTERS/Carlo Allegri/File Photo

Tech giants like Google and Facebook Inc are threatening the media business by capturing a growing share of advertising dollars. 

Yet many of those companies, which made fortunes selling highly targeted online ads, have become big buyers of a decidedly low-tech medium: print advertising.