The appropriate defense against this is to simply not collect any information that’s not necessary for the product, and any information you do collect, immediat

The appropriate defense against this is to simply not collect any information that’s not necessary for the product, and any information you do collect, immediately anonymize (ideally client-side) and never keep the original data. Unfortunately, Google (and Facebook) has a business model that depends on acquiring as much personal data as possible and keeping it forever.