Good work Mr Ousterhout. 30+ years later Tcl/Tk is still in active use. In space industry (maybe more on the old side of the old/new space dichotomy) it is use

Good work Mr Ousterhout. 30+ years later Tcl/Tk is still in active use. In space industry (maybe more on the old side of the old/new space dichotomy) it is used everyday to command and control satellites (both simulators and flatsats on ground and actual satellites in space).