The document discusses both the advantages and disadvantages of internet usage. The key advantages mentioned are easy communication globally through tools like Skype, access to vast amounts of information through search engines, easy sharing of information through social media, online entertainment through movies and games, and access to online services and e-commerce. However, the document also notes disadvantages like negative health effects from excessive internet usage like dry eyes and headaches. It also discusses risks of hacking, cybercrime, and overuse of social media dating sites.