Nest CEO Tony Fadell has responded to data privacy concerns expressed after the company was acquired by Google, stating that there have not yet been any changes to the data collected by the smart thermostat and smoke detector, and that any future changes would be both transparent and opt-in.

At this point, there are no changes. The data that we collect is all about our products and improving them.

If there were ever any changes whatsoever, we would be sure to be transparent about it, number one, and number two for you to opt-in to it …  expand full story