Considering to buy a Time Capsule or other NAS for keeping your Time Machine backups? If you’re on Wi-Fi probably you shouldn’t and just stick to an external USB drive instead.
Never use iTunes Wi-Fi sync again
Wi-Fi sync is great – you don’t need to plug in your iPad or iPhone to sync with your computer. This is wonderful when you subscribe to podcasts using iTunes and need to freshen up your iOS devices every day…
Do Not Use Wi-Fi for Tethering your iPhone
Personal Hotspot is best to use with Bluetooth instead of Wi-Fi, which seems odd since often you expect Hotspot = WiFi. At least on iPhone you can choose between Bluetooth, Wi-Fi, or USB to use it as an Internet modem for your other computers. Why Bluetooth? Read on.