Let’s all agree that Wi-Fi is a marvelous thing. It sets us free, untethered — literally — from cables and walls. It’s usually easy to set up, too — plug a router in, connect your cable modem (or whatever gets you to the Internet), answer a few questions and boom — you’re good to go.

Unless of course you travel to a room in your house that’s too far from your router, or you’re behind a concrete wall that doesn’t let the signal through, or you have an older device that doesn’t have Wi-Fi, or you’re in an area where a hundred other routers create congestion, or…you get the picture.

The short story is: Wi-Fi is great until it isn’t. As a result, wired networks still have their advantages, and the best network usually offers a mixture of wired and wireless options. Unfortunately, running network cables through your home can be a messy, expensive and difficult affair.

Read the full article on The Mac Observer.