In the early stage of a new industry, negative comments outweigh positive ones.

In the early stage of the short video industry, everyone criticized it for being vulgar.

In the later stage of the short video industry, all the big stars joined the game.

In the early stage of artificial intelligence, people were worried about losing control and replacing humans.

In the later stage of artificial intelligence, the industry was transformed and efficiency was improved.

In the early stage of the sharing economy, safety was questioned and the model was unclear.

In the later stage of the sharing economy, travel was changed and life was shared.

In the early stage of cryptocurrency, Ponzi schemes and passing the parcel were used.

In the mid-stage of cryptocurrency, legal currencies and capital from various countries entered the game.