Whether the Fourth Amendment tolerates the government duplicating, retaining, and warrantlessly searching the entire digital contents of a smartphone after obtaining consent to search specific information

QUESTION PRESENTED After the government obtains consent to search specific information on an individual’s smart phone, whether or to what extent the Fourth Amendment tolerates the government (1) duplicating the entire digital contents of the phone, (2) retaining that digital data indefinitely, and (3) warrantlessly searching that data in perpetuity? i