Premium advertisers generally avoid these kind of practices; basically they don't do business with agencies that use flash cookies and/or browser hashing. Typi

Premium advertisers generally avoid these kind of practices; basically they don't do business with agencies that use flash cookies and/or browser hashing. Typically, an ad network wants to conform to the guidelines set by the IAB [1], which explicitly recommends against flash cookies, calling them illegal [2]. So, all in all, if something can hurt a brand's reputation among consumers, advertisers generally don't spend their money there. Shady practices like these are among them. [1] http://www.iab.net/ http://www.iab.net/ [2] http://www.iabeurope.eu/news/iab-europe-condemns-%E2%80%98re-spawning%E2%80%99-as-an-illegal-marketing-practice.aspx http://www.iabeurope.eu/news/iab-europe-condemns-%E2%80%98re...