You're going to call out someone for being uninformed, but you can't find the "Don't automatically connect to this network" flag that stops a device from doing

You're going to call out someone for being uninformed, but you can't find the "Don't automatically connect to this network" flag that stops a device from doing what you described? Don't tell people what is and isn't possible unless you're sure. Your opinion is purely speculation, and only true for people of your skillset.