Yeap, this is a lot more to do with people utilizing his data to point out exactly how bad her private jet use is for the environment than it is about personal privacy.
It’s not like his data is giving any more information than her social media accounts or tour schedule. What exactly is a stalker supposed to do with the information? Are they going to break into the airport and then elude her security detail? Wouldn’t that be a lot harder than just following her after a show?