Why every second website now uses this -webkit-font-smoothing: antialized? Fonts look unreadable for me on mac os. Why to make a decision for user on how to ren

Why every second website now uses this -webkit-font-smoothing: antialized? Fonts look unreadable for me on mac os. Why to make a decision for user on how to render fonts? EDIT: Made a screenshot to illustrate the problem: https://www.dropbox.com/s/orzn4f2utoxh4st/Screen-Shot-2013-03-17-at-9.43.40-PM.png https://www.dropbox.com/s/orzn4f2utoxh4st/Screen-Shot-2013-0...