It is completely useless, there is no concrete way to exchange these Kicktokens. In the medium page, they explain why 8 is the lucky number in Chinese culture but they bypass the answers to questions related to exchanging the tokens from Frozen Airdrop. Clearly a well-planned marketing plan for the crypto community.
Right dude you are getting correct point also my thought are similar with you. They just using this coin for the marketing purposes and promotion. Its knew the eight digit of reward tokens from you. Its a large promotion because random eth address receiving this coin who guys surprised but they will shocked when try to exchange.