'so you think Google's numbers are accurate?'
No what I meant was Facebook's dodgy practices are particularly under the microscope right now, arguably more than Google at the moment... So this heavily plays into Google's hands: "This whole Facebook debacle is very good for Google,” said Ari Paparo, a former Googler who runs ad tech firm Beeswax."
https://www.bloomberg.com/news/articles/2018-04-06/facebook-s-data-crackdown-has-two-winners-facebook-and-google