Common signs are such excessive use of computer, laptops, phones and all mchines that is easily connecting to the internet. Some symptoms are insomnia, fatigue, eyes problems, less productivity, having hard time to study or do work and complaining about oneself life.
"ZOMG! The obligatory "OMG HALO" post! I'm so cooool anti-conformity FTW!!!"
When Edited for Sarcasm (E.F.S.)...
ZOMG! "OMG HALO" FTW!!!