https://m.whoisnerdy.com/event/earlybird2024.html?fbclid=PAZXh0bgNhZW0BMABhZGlkAasTLmY5Fe0BpuR-nnExs86pyhKAFOnSA2iyg_FE8syM6-QOw3wUX0uAbB9e_2uJBtmYwg_aem_k9sUY-g85wxqS38t5aLBTA&utm_source=facebook&utm_medium=paid&campaign_id=120210886177320669&ad_id=120210904487670669
이것저것 할인한다~~