Last week, police surveillance startup Flock Safety announced that it had bought drone startup Aerodome. The acquisition price was over $300 million, according to sources in the venture world. The number has not been previously reported. Both Flock Safety and Aerodome are backed by Andreessen Horowitz and have raised over $680 million and $28 million, respectively, according to PitchBook. Rahul Sidhu, a former police officer, founded Aerodome just 17 months ago, declaring it an “American Dynamis...