Tcl has reference counting and copy on write to minimize copies when passing objects to functions. Not sure if this is the case for slave interpreters (Tcl's te

Tcl has reference counting and copy on write to minimize copies when passing objects to functions. Not sure if this is the case for slave interpreters (Tcl's term), but I would be very surprised if it were not. http://tmml.sourceforge.net/doc/tcl/Object.html http://tmml.sourceforge.net/doc/tcl/Object.html http://www.equi4.com/moam/strength http://www.equi4.com/moam/strength