You can install our site as a web app on your iOS device by utilizing the Add to Home Screen feature in Safari. Please see this thread for more details on this.
Note: This feature may not be available in some browsers.
I've heard Tesla say that they will not need a large number of superchargers because most people will charge up at home. This is partially true.
As Tesla's become more common, eventually there will be increasing numbers of used Tesla's for sale. Since electric vehicles should last longer there...