Folks, civil liberties advocates have been fighting for this for YEARS: https://www.nytimes.com/2018/06/22/us/politics/supreme-court-warrants-cell-phone-privacy.html
Now, the police MUST have a warrant to access most of your phone data.
To be clear – it’s way too easy for the police to get warrants for most things, given the state of our criminal system. HOWEVER, a warrant requirement is at least a huge step in the right direction for protecting our privacy rights.