Wi-Fi lets us share the Internet and files among multiple computers. In your home or small office this is all made possible by your wireless router. However, you can also create a virtual wireless router on your computer, taking it anywhere you go, great for mobile or temporary uses.

Creating a virtual wireless router can extend the wireless Internet signal in your home or office to a computer that's just outside the coverage of your main wireless router. Another use is that you can purchase Internet access for one computer at a hotel or Wi-Fi hotspot and share it with other people or devices. Plus you have a mobile wireless router in case you want to share files with other people or devices, in the car, at a café, in a meeting, anywhere.

Now we'll look at a couple different ways you can create a virtual wireless router.

Reasons why it may be better than the iPad and Android tablets.

Quick information at a glance

Windows 8 draws its design inspiration from Windows Phone, and sports big "live" tiles that display constantly changing information. Social media updates, news, email, calendar events, and more are delivered straight to those tiles. At a glance, you see all of your important information, and get more details by tapping a tile. iOS and Android are app-centric rather than information-centric, and have nothing like this.

Here's how it would work, according to the blog Pop Sci. The apparatus, instead of being the size of your typical laser printer, would actually be somewhat bigger than the house it would build through a concrete layering system called Contour Crafting.