Netbooks are small laptops which are generally less than 1.4 kg weight. They are low powered but they stand out with the long lasting battery life. So, you cannot expect to use much resource demanding softwares to use in a netbook, buy you should expect to use a netbook with only one battery charge more than 5 hours and in some case more than 10 hours.
What are they for?
Well if they are not good at computational power, what are they good at? The answer is the following, the netbook is used for generally internet based applications, word processing applications and maybe some small sized games.
Should I own a netbook?
Actually it depends on many things. First of all, you should expect to do lots of things with a netbook. You should thing it is a second laptop with low powered but with long battery life. Also, I really recommend it if you are a student, because since it is very light and it has very long battery it becomes very good to have it when you are away from your dorm or home.
Finally!
I also recommend you to check thisNetbook Buyer's Guide, before you buy a netbook for youself. It is very comprehensive and informative guide. Or you can also check this:10 Best 10-Inch Netbooks post to find one of the top netbooks in the market. Also to learn more about netbooks readnetbook reviews around the web. Also try to find latest netbook deals on the web so that you can save some of your money while getting your netbook.