> Having a computer and touchscreen and wifi collecting data 24/7 and sending it to samsung can't be cheap power-wise. I would probably estimate that those add

> Having a computer and touchscreen and wifi collecting data 24/7 and sending it to samsung can't be cheap power-wise. I would probably estimate that those additional components consume about as much power as a typical low-powered laptop, or about ~20W. You're likely not going to be paying more than $1/month for that, electricity wise.