moshez at darjeeling:~/prog/src/twisted/cvs/Twisted$ find . -name "*.py"|xargs grep tkutil|grep -v gtkutil
moshez at darjeeling:~/prog/src/twisted/cvs/Twisted$ grep clientTCP twisted/spread/ui/tkutil.py
reactor.clientTCP(host, port, b)
To sum up: an unused file using a deprecated API.
Anyone mind if I remove it?