With iOS 9, iPhones know when to switch from weak Wi-Fi to cell data

There’s a connectivity problem with Apple’s iPhone and other iOS devices: If you’re near a Wi-Fi source, they’ll cling to that source even if the signal is horrendous, effectively killing your Internet. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Fusce in augue porta nulla facilisis lacinia pretium fringilla nisl. Interdum et malesuada fames ac …