Let's compare the #1 songs of this year, vs. just even 5 years ago.....
2013
"Locked Out of Heaven" Bruno Mars
"Thrift Shop" Macklemore & Ryan Lewis featuring Wanz
"Harlem Shake" Baauer
"When I Was Your Man" Bruno Mars
"Just Give Me a Reason" Pink featuring Nate Ruess
"Can't Hold Us" Macklemore & Ryan Lewis featuring Ray Dalton
"Blurred Lines" Robin Thicke featuring T.I. and Pharrell
"Roar" Katy Perry
"Wrecking Ball" Miley Cyrus
"Royals" Lorde
"The Monster" Eminem featuring Rihanna
2008
"Low" Flo Rida featuring T-Pain
"Love in This Club" Usher featuring Young Jeezy
"Bleeding Love" Leona Lewis
"Touch My Body" Mariah Carey
"Lollipop" Lil Wayne featuring Static Major
"Take a Bow" Rihanna
"Viva la Vida" Coldplay
"I Kissed a Girl" Katy Perry
"Disturbia" Rihanna
"Whatever You Like" T.I.
"So What" Pink
"Live Your Life" T.I. featuring Rihanna
"Womanizer" Britney Spears
"Single Ladies (Put a Ring on It)" Beyoncé
Kind of the same quality songs

I dunno, I just feel like music HASN'T been the same since 2007.