Play2earn games allow to earn money to many people. That is why they are so popular and attract so much attention.
Before appeare Play2earn games gamers only spent a lot of money for playing games. Now they get opportunity to earn money by playing.
Such opportunity attracts attention of many people.
The opportunity to receive money attracts a lot of people to Play2earn games, that is why they are so popular and continue to develop.
It is important to continue to develop Play2earn games that is will be a constant demand in them.