Coinbase's service is a paid service, which uses analytics to distill that information for LE. So, while true that the "information" is publicly available, the

Coinbase's service is a paid service, which uses analytics to distill that information for LE. So, while true that the "information" is publicly available, the signal-to-noise ratio is abysmal, and Coinbase offers a valuable service that LE would otherwise have to implement themselves. Ergo, Coinbase is effectively in the "police and surveillance technologies" space while they operate this service.