you should only root under the following conditions.
1. check your personality that you are not a person who rush things!
2. do 10 hour reading about rooting, how to root on your device, its benefits, and its drawback
3. after rooting, you should spend at least 1 hour reading about the rom/mod you want to install
4. optional. have a device warranty with cell provider. they will always change a soft brick phone with you telling them it just died.
Samsung Galaxy Note 3
Samsung Galaxy SkyRocket
iPhone 3G, 3GS, 4
Nokia 8890, N95