[Tando]

Government being able to access your information at any time, without you knowing.

-This can be circumvented by not putting your info online. What could the government gather from your profiles that they don't already have?

Anyone can hack your profile and use your information against you.

-Your fault for not taking good security precautions.

Once it's on the internet, it's there forever.

-Easily deviated, don't post what you do not want on there forever. This is debatable, I don't think it stays there forever.

Cyber-bullying.

-It's not the website, it's the people who use it. Teach "victims" key strategies in independent efficiency and it will not bother them, they can take proactive approached to solving it if they're brave.