Don't learn Tcl. It has Tk, Expect, Interp, Tkcon, wiki.tcl.tk that you will miss when you have to go back to programming in Arc.You'll be so frustrated with Ar

Don't learn Tcl. It has Tk, Expect, Interp, Tkcon, wiki.tcl.tk that you will miss when you have to go back to programming in Arc.You'll be so frustrated with Arc that you'll have to quit your job to work full-time on Tcl -- which is coincidentally what I plan to do. Wow, It works!