I've been flying drones for over 30 years (Yes, 30 years) and have never had a problem with a person interfering or being a nuisance. However in all that time I've only flown around the "public" once and that was only after very careful...
I'm sure you asked a TECHNICAL question. But US citizens quickly forgot that people fly quadcopters in other countries besides their country. And they kill the topic of discussion only with LEGAL aspects.
Third page of discussion - did anyone...
It's ok to talk about range.
As others have mentioned, this is an international forum with many different situations and rules, including the absence of rules.
Following the rules isn't always safe. Breaking the rules isn't always unsafe...