@fdroidorg @yaleprivacylab For example, the X-mode SDK persisted long after it was banned in the USA by the FTC enforcement action, and was still present in many #Google Play apps until Google was called out by my own investigation. Initially, Google responded by saying I was wrong but then acknowledged their error in press. Long after that, other tracker SDKs associated with X-mode and the wider ad-tech #surveillance economy have persisted.