Since John Gruber created it in 2004, it has become increasingly used in forums, blog posts and comments.
ນັບຕັ້ງແຕ່ John Gruber ສ້າງມັນໃນປີ 2004, ມັນໄດ້ກາຍເປັນການນໍາໃຊ້ໃນເວທີ, ຂໍ້ຄວາມແລະຄໍາຄິດເຫັນຂອງ blog.