economy.

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\chapter{A Tale of Two Copyleft Licenses}

While determining the proper methodology and criteria to yield an accurate

count remains difficult, the GPL is generally considered one of the most

widely used Free Software licenses.  For most of its history --- for 16 years

individuals and organizations, the license itself needs a single steward.

Forking of the code is often regrettable but basically innocuous.  Forking

of licensing is disastrous.

\section{GPLv2~\S10: Relicensing Permitted}

\label{GPLv2s10}