DoubleClick is now part of Google and DoubleClick has a terrible record with promises and privacy. In the 1990s, DoubleClick said that they wouldn't associate o

DoubleClick is now part of Google and DoubleClick has a terrible record with promises and privacy. In the 1990s, DoubleClick said that they wouldn't associate off-line profiles with on-line profiles. They lied. DoubleClick and Google were very prolific with webbugs before their merger. (The latter is in the form of Google Analytics.) They're probably the most prolific now that they're combined. And they wouldn't do it unless they thought that the data was valuable.