Basically one series of words will devise my master answer: consumer market research, or as i like to call it commercialism, fake rap and talentless vocalists have hit the stage and sadly enough became popular, therefore depleting the reason to make a crowd go wild with a litle talent, man, songs today don't even require the knowledge of scales to learn them, they are basic, but hopefully we can look at this as going back to the basis of guitar playing so that we may redifine and shape what we knew as guitar yesterday