mf2 vs ๊ฒŒ์ž„์„ผ์Šค๋ ˆ์ด๋” vs ๋ฏธ๋„ค๋ฅด๋ฐ” vs ์•„์ปจ์ œ๋กœ vs ์˜ค๋”˜์•ˆ๋“œ๋กœ๋ฉ”๋‹ค