The origin and history of "rock avatar" are as follows:

1. The origin of rock avatar: "Rock Poster" refers to the promotional poster used in rock music performances , usually using bright colors and exaggerated images to attract the attention of young people. Rock Avatar originated in San Francisco in the 1960s. At that time, young people could not perform in formal music venues, so they began to organize their own concerts in small clubs and parks. To promote these concerts, brightly colored posters began to be produced and posted throughout the city. The graphics and text of these posters often use exaggerated techniques to attract the attention of young people and thereby promote participation in the concerts.

2. The history of “rock avatar”: San Francisco in the 1960s is considered one of the important birthplaces. At that time, San Francisco was a culturally diverse and open-minded city that attracted a large number of young people and artists. In this environment, rock avatars developed rapidly and became an important part of the rock music culture at that time. During this period, many artists such as Louis Wayne Jones, Victor Moscoso and others began to get involved in the creation of rock avatars and created many classic works.