I found that there are many shortcuts for certain tools just hardcoded and cannot be overridden, e.g. relative to your report: http://bazaar.launchpad.net/~inkscape.dev/inkscape/trunk/view/head:/src/ui/tools/select-tool.cpp#L998
I found that there are many shortcuts for certain tools just hardcoded and cannot be overridden, e.g. relative to your report: http:// bazaar. launchpad. net/~inkscape. dev/inkscape/ trunk/view/ head:/src/ ui/tools/ select- tool.cpp# L998