The latest Nest Learning Thermostat is $70 off for Black Friday

I am not The Verge’s foremost smart home expert, but I sure do love my fourth-gen Nest Learning Thermostat. (As does our actual senior smart home reviewer Jennifer Pattinson Tuohy — she gave it a 9 in her review.) It’s sleek, looks gorgeous on my wall, is easy to use (and install), and most importantly, it helps me save on my utility bills. It also comes with a temperature sensor, which is handy if you live in a multifloor house, or if one room tends to fluctuate a couple degrees more…