Multimedia for years seems to be one persistent rumor about Facebook to endure: the app would you conversations listen to you then relevant ads to serve. At least, that, say a number of users who swear that they are the bizarre phenomenon have experienced. But is it true rumor? And you can prevent apps just you microphone use?

Talk to you one day with your partner on a summer vacation to Hawaii, you will see the following day an advertisement about lastminutevakanties to similar tropical islands. In a nutshell this is what many users say that have experienced it. Facebook would, according to them, calls eavesdropping and that information is then used to serve ads. Even on topics where you never interested in showed. the

In practice, that theory is not hard to make. There simply is no irrefutable evidence for – beyond the personal anecdotes – and Facebook itself has repeatedly denied that its users are secretly listening in.

Read also Tested: Facebook knows a lot about me, but Google still damn much more (+ all what you about that need to know) a Coincidence

Why do sometimes still remarkably relevant ads on your phone after a call? Probably going to be a coincidence. Just think of the Baader-Meinhof-phenomenon, the effect in which a subject or name suddenly everywhere seems to come after you for the first time notice. For example, let your friend give you his new pair of sneakers, and brand you in the days that followed you to that exact shoe brand is suddenly in every store encounters. Or do you see only an advertisement of the brand on Facebook. the

in Addition, is Facebook (and Google) are also extremely good in predicting potential interests. On the basis of age, gender, place of residence and lifestyle may be the internetreus now once very accurately determine which ads are relevant for your life, even if you see yourself not in why.