i've been trying to come up with a license that captures enough of the freedoms of open source to protect the user while allowing for a non-zero cost. my licens

i've been trying to come up with a license that captures enough of the freedoms of open source to protect the user while allowing for a non-zero cost. my license is below - it's not open source, but if you're willing to consider licenses that are liberal but not OS, i'd love to hear your comments http://db4j.org/pupl/PUPL http://db4j.org/pupl/PUPL