Propagate: sex, Permaculture Propagation Project

Propagation is "'basically: anything that copyright law covers, other than running the copy or modifying it.'" -- RMS at http://fsfeurope.org/projects/gplv3/bangalore-rms-transcript

Property: Left, Own, Physics

PERC.org "'Property and Environment Research Center'"

Proprietary: Controlling the sources of the objects OTHERS use. (power, privatization)