There's also the option to tie your heating system into your local utility provider's network. My utility pays $25/yr to let them turn down your heat a few tim

There's also the option to tie your heating system into your local utility provider's network. My utility pays $25/yr to let them turn down your heat a few times a month, when load is high. Combine that with a $100 rebate on the Nest, and actual cost to me can be recouped in a few years.