Do you need money to earn points? Or can they be obtained for free?

One fish can be eaten by three people, and those who haven't participated yet still have time. After participating, you can earn points every day. Points are airdrops, and the ratio has not been disclosed yet; the earlier you participate, the better. Points are updated every 12 hours. It seems to end on February 22, and there are still half a month left to earn! The tutorial is in the article below!