My first job was working on a product called qacafe cdrouter, which is an entire product written in Tcl. (but not tk.) It is amazing what you can build if you

My first job was working on a product called qacafe cdrouter, which is an entire product written in Tcl. (but not tk.) It is amazing what you can build if you rely on organization and convention. I had nothing to do with creating it, but I really learned a lot from some really amazing people the years I spent there -- how designing a thing is generally the first requirement for scaling a thing.