Delivery drones are definitely unnecessary in densely populated areas. It's cool and futuristic, but it's not economical at all, it's very unsafe and also loud.

Delivery drones are definitely unnecessary in densely populated areas. It's cool and futuristic, but it's not economical at all, it's very unsafe and also loud. However it's a wonderful thing for rural places with poor infrastructure. For example Zipline in Rwanda, one of the most interesting solutions an engineering perspective too: https://youtube.com/watch?v=jEbRVNxL44c https://youtube.com/watch?v=jEbRVNxL44c