Home Depot has the Filtrete 7-Day Touchscreen WiFi-Enabled Programmable Thermostat with Backlight for $99.98 + $1 filler - $10 off with coupon code SAVETEN [Exp 1/9] ($100 coupon minimum) = $91 with free shipping. Can be programmed from a computer or iPhone
You need wireless.. becuase you change the temp so often. And why get off your lazy a$$ when you can sit at your computer and do nothing useful.
With all this new wifi enabled gear, soon we're going to have to switch frequency ranges again to get good throughput... making all the gear obsolete.
The nest blows this thing away.
http://www.nest.com