They collect all kinds of data, and it's tied to users Instagram account. There are tons of data that could indicate given users geographical location without IP (gps, phone service provider, credit card uses, user profile, etc.)
Their gadgets built their fame because they just worked and were built like a tank. My grandparents had their stuff (from Goldstar era) and they still keep chugging.
None of this "as a service" bs will please the lifetime customers.
Email analogy is good to explain the systems architecture, but it still doesn't communicate ethics of proper use (decentralization). Just look how many people have gmail or outlook as their mail account.
They collect all kinds of data, and it's tied to users Instagram account. There are tons of data that could indicate given users geographical location without IP (gps, phone service provider, credit card uses, user profile, etc.)