coscup-matterbot says to #coscup <changwei1006> 我是剛剛第四名閃電秀的前端講者 昌維，PPT地址在 https://docs.google.com/presentation/d/16PN0bqVMznhjt86JxfsGH0fEWpz-Q4K3/edit#slide=id.p1