> And it doesn't really want to talk to the rest of the world—you can forget about calling a Squeak method from the Unix command line.

You seem absolutely certain!

Here's an example of a Pharo Smalltalk program call on the Ubuntu command line, with the calculation result written to stdout --

    /opt/src/pharo-vm-Linux-x86_64-stable/pharo --headless nbody.pharo_run.image Include/pharo/main.st 50000000

    -0.169075164
    -0.169059907

https://benchmarksgame-team.pages.debian.net/benchmarksgame/...

    ~

Here's a corresponding Perl program --

https://benchmarksgame-team.pages.debian.net/benchmarksgame/...