It's helpful.

It's especially helpful to people who are both new to Rust AND come at Rust from language ecosystems with a garbage collector.

People are new to Rust but have come to it from a C/C++ have had to worry about ownership all the time, so they might not find anything here a revelation except this: "Oh wow, the Rust compiler takes care of all of this for me! No inadvertent memory leaks?! Yaay!"