As more and more people are buying laptops, it begs the following and immediate question: are desktop computers obsolete? It all depends on what you do with your computer. For a lot of users, laptops are fine, especially if you one of the more powerful desktop replacement laptops. However, in some cases, desktops are still very useful.
There are some very powerful laptops on the market. A lot of them will do most of what you used to do on a desktop perfectly. Some examples include the MacBook Pro and the Toshiba Qosmio. Thanks to an external monitor, keyboard, and mouse, you can easily replicate how a desktop feels at home while in no ways hampering the portability of your computer.
First of all, the all-in-one computers like the iMac and the HP All-In-One, are a great use of space at home. The desktop is bundled into a form factor that's barely bigger than a computer monitor. You get a lot more processing power and options, just like a full-sized computer. Also, these models have the benefit of being able to serve as displays for video game consoles, laptops, and other devices, making them more than just a one trick pony.
In fact, some of the biggest ones are 27", which is more than adequate for some people looking for a simple way to address their computing and home entertainment needs. Full-sized computers, like Mac Pros and PC desktops, are still very useful for professionals, large families, photographers, designers, gamers, and programmers who need access to a lot of hardware to get their jobs done. Also if you home has many family members, getting a single desktop usually makes more sense than buying everyone a laptop.
Ultimately, if your job, hobby, or profession requires you to have a powerful computer, then you'll have no choice but to use a desktop. While configuring a machine like that, especially for multi-monitor support, can get costly, they make life easier in the home office.
[images via Macrumors]