Right before the end of the year, Facebook partnered with Skype, among others, to add more features to its site just as Google made its foray into social networking.
Google Plus has amassed just a fraction of Facebook's number of users since its June debut, but it was enough to push Facebook to roll out major changes in September.
A new layout called "Timeline" that allows you to share everything and document your entire life.
Google also ventured into music, launching a rival to Apple's iTunes in November.
Apple, however, sought to stay ahead in the tablet wars rolling out the iPad 2 in March in a completely new design.
But major competition soon came from a company not known for its hardware - Amazon.
In September, Amazon unveiled the Kindle Fire.
Then again, just a month after, Apple got the tech world buzzing with iPhone 4s.
The day after Apple introduced the 4s, Apple founder Steve Jobs died at the age of 56 sparking an outpouring of tributes including several here, in New York City.
Social media and technology were also behind several major news stories this year.
Young people used it to mobilize a movement in the Middle East with Facebook and Twitter and people around the world donated money and support online after the earthquake in Japan.
President Obama also embraced technology in 2011 by holding the first-ever town halls on LinkedIn, Facebook, and Twitter.
And, new GOP majorities in the House of Representatives streamed their opening day on Facebook.
But technology proved to be the downfall of one local politician when Congressman's Anthony Weiner's racy tweets raised a lot of questions about tweeting and cheating. Ultimately, they led to his resignation.
Finally, here, on Eyewitness News First at Four, social media meant the perfect place to share our days with you.