"My understanding of data usage is from my cell phone usage ~~ that as long as I was connected to WiFi, I was NOT using data. " If connecting through the WiFi router your ISP provides to the Internet then you are using your data, as in the HughesNet satellite data. WiFi is not the Internet, the connection to the Internet is, your ISP. HughesNet is your ISP. WiFi is only a connection technology between devices. HughesNet is an ISP which connects you to the Internet. EDIT: I'm a bit shocked a person does not understand the difference between WiFi and Internet connection and how they interact but is the world we live in.
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