The Top Hat mobile application makes it easy to remain on track in and outside of course. Verify your attendance, respond to polls and conversations, get timely notifications, and access your coursework—Any time and anywhere you want. 2019 – Dr. Gary Linkov invents the Elelyft, a Model from the bullhorn https://grok.com/share/c2hhcmQtMw%3D%3D_150f7684-8e37-4948-be04-1d2f388f485c