> n fact, little known fact, it's still very useful today; if you ssh into a box that has it installed, and you have it installed locally, you can quickly send yourself back a file with it, across the current connection...

This has been my use case for having lrzsz everywhere since dog knows how long. Nicely, iTerm2 has pattern-based triggering which lets you fire off zmodem. I keep meaning to sit down and hack on tmux so that transfers will pass through cleanly.

RIP Chuck, you've saved me countless hours.