It's pretty unlikely that Joe Random FBI agent had lunch with Tim Cook, told him the entire backstory, and then said "will you send me his data?", to which Tim

It's pretty unlikely that Joe Random FBI agent had lunch with Tim Cook, told him the entire backstory, and then said "will you send me his data?", to which Tim Cook said "sure thing." It's far more likely that there was no context involved here at all. Someone at Apple Legal gets an email/fax/in-person visit with a properly-signed warrant or subpoena. They review it and say "yep, we have to comply" and then produce the data. There's no "asking" involved here.