content: Exactly this.    You need to avoid WiFi if possible but if you only use a cable you have total control.    When I got mine - can you even buy one without some HORRIFIC imitation of a smart phone interface - I plugged in the Ethernet, let it download the latest firmware, and pulled that bitch right he he’ll back out.    It is the programmer in me that always wants the latest firmware, even though it has never once added a new feature.