a) Nice! b) Time to update the swiki page for CommandShell after 10 years....
If you update your CommandShell package to the latest version, you can now use ExternalCommandShell to do wonderfully useless things such as this:
lewis@lewis-Gazelle-Pro:~/squeak/Squeak5.1$ run squeakSpur64.image
sqsh> 3 + 4 7 sqsh> 3 + 4! 7 sqsh> 3\
- 4!
7 sqsh> exit
tim -- tim Rowledge; tim@rowledge.org; http://www.rowledge.org/tim Receptacle: a very playful welcome from a receptionist