Computer Music/(计算机音乐) -> Genres and Categories [G&C]/(风格与流派)

Computer Music/(计算机音乐) -> #[Tier 2] Practical Aspects for Composers/([第二]实践层为曲作者) -> Users Group/(用户群)

Computer Music/(计算机音乐) -> #[Tier 4] Technical Aspects for Technologists/([第四]技术层为技术员) -> Users Group/(用户群)