Do you realize what an ad is? Hint: it's not trying to sell the tools used to make the image, including but not limited to the printer, paper manufacturer, the computer and software used for processing and so on.
By the way, while this "OMG Ricoh used stock images in their ads" (IMHO stock images are made to be used) is completely nonsense, can't be even called a blunder. OTOH I already mentioned Huawei's deliberate attempt at disinformation, and here's Nikon stealing Canon 5D MkII footage for a D800 video:
Oops: Nikon Uses Stolen Canon 5D Mark II Footage for D800 Promo Video That's what should get people upset.