I was thinking about home routers, preloaded and preconfigured for privacy (i.e. preventing all the spyware "smart" appliances and whatnots to call home). I am

I was thinking about home routers, preloaded and preconfigured for privacy (i.e. preventing all the spyware "smart" appliances and whatnots to call home). I am about to buy big TV and want to get some "plug and protect" WiFi router where this thing could connect but not siphon out any data i am not aware of.