Bwah ha ha ha ha. There, that felt good. Yes, t’was our reaction to John Mayer’s declaration that he closed his Twitter account to focus on creating “lasting art.” Blogs music’s most entitled bard, “no artwork created by someone with a healthy grasp of social media thus far has proven to be anything other than disposable.” He adds, “Those who decide to remain offline will make better work than those online. Why? Because great ideas have to gather.” Fair enough. But isn’t it somewhat hilarious that Johnny made this declaration on his Tumblr blog, yet another social media s...