I read Magento's code (both 1.x and 2) every time I implement something for it. I seen some developers just started to write something, resulting the coding sty

I read Magento's code (both 1.x and 2) every time I implement something for it. I seen some developers just started to write something, resulting the coding style been quite different than it should be. Reading the core also helps to get comfortable with the coding standard and naming conventions. Also, Magento 2's code is beautiful, despite it's written in PHP :)