http://cfa-www.harvard.edu/~john/
I build software systems for large astronomical instrumentation at Smithsonian Astrophysical Observatory.
JBR in discussions
Tcl's detractors like to harsh on the Tcl mantra "every thing is a string". I like consider the corollary of this : Code is data is code. Tcl is not so much a programming language in the traditional sense. It is a set of primitives to pass data and control execution scope.
Tcl Things