5 most-talked-about social media platforms this week

While the launch of iPad 2 hogged the spotlight this week, a number of other important developments took place, including some big news from Facebook.

Here are are this week’s hottest social media tool and platforms:

1. Facebook likes to like even more. Facebook announced that it will end development of the “share” button in favor of improving the functionality of “like.” What does this mean? In short, it means that a Facebook “like” will become an even more powerful way to amplify links and drive traffic to third party sites. Stephanie Wonderlin does a great job of explaining the change in this YouTube video.