I used to play with Lotus on my mom's work computer when I was a child. Today I'm doing AI Safety research and when I'm examining experiment data I use the closest modern tool to Lotus: https://www.visidata.org/
I wrote it in a way that's too intertwined with my other shit to be shareable with people, but honestly you can copy-paste my comment to your friendly neighborhood LLM and you'll get something decent. Indeed it uses `env`.