Well, not *nobody*, right? As I said, my source (which was created with Adobe Animate) solely deals in frames.   Yep. I was just trying to respond to @GreenSock's question about what seemed appealing to me about `useFrames`. FWIW, I've found there are some contexts in which the seemingly easy math of time->frame (and vice versa) gets a monkey wrench thrown into it (e.g. Video playback in Chrome doesn't have a consistent frame duration regardless of the source. So, if you actually