In this era of laptops, tablets, smartphones we are more connected to each other in a way that was not possible before mobile and inexpensive devices arose from the ashes. Now every device is a portal into a cornucopia of social media giants such as:
This is what i would imagine to be an advertising or marketing agencies' "Dream Come True" because it really is such an easy way to get information to the public in a very mobile,accessible, and convenient manner. Almost every company or individual in this country and over the world have a Facebook account. Now with the new Open-Graph api its even easier to integrate your website with Facebook which has several advantages:
So how has social media changed web design? By providing the medium between content and people through shear compatibility with all the unique and mobile devices on the market. Most people have the Facebook app on their phone or tablet which will beep or ring when something changes on their Facebook. People are so interested in each other most people will always pull out their phone and check their Facebook. It really is fascinating the degree of interest we have in each other's lives as well as sharing our personal experiences and thoughts with the masses.