Tcl is a "toy language" in that it's simple, children learn it, it's handy for very small programming, ...
Tcl is far more than a toy language, though, for the people who ...
applications in Tcl and Tcl/Tk
... Anyone else think that Tcl might be taken more seriously were it not for the slightly childish "tickle" name? --Andrew Cates
MSW I don't think the name is a problem at all: Consider JAVA, RUBY, PERL, PYTHON ...
... The problem is lack of a hero, and marketing. Also, perhaps worth noting are the eternal in-community battles over lack of complex2 dimensional arrays, speed issues (is this still true?), and OO (lets not get into it here).
How can TCL get a public face-lift? ...