An idea by [CL], suggested on the page titled
[Effective ways to request help with Tcl-related problems].
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Some suggestions:
   * hello world, of course
   * perhaps some equivalents for shell folks (mkdir, rm -rf)
   * the smallest client/server example on earth would be a nice one
   * a web browser in a few lines of code
   * a GUI text editor in a few lines of code
   * making a standalone app in seconds
   * traces to tie GUI and computation/stats together
   * launching an app and driving it over a bidirectional pipe
   * ...