I'm fairly new to NixOS, but suspect that a NixOS install might end up smaller over time. With the ability to try out one-off package installs that don't become

I'm fairly new to NixOS, but suspect that a NixOS install might end up smaller over time. With the ability to try out one-off package installs that don't become part of the more permanent config, and the "garbage collection" mechanism that cleans up, I think I at least would have less long-term cruft.