In August 2010 the LaTeX Project Public License (LPPL) was finally listed on the Open Source Initiative (OSI) web page as a free software license. This marks the endpoint of a long set of discussions around the TeX community’s predominant license. This article reflects on the history of the license; the way it came about and the reasons for its development and content. It explains why it was chosen even though alternative free licenses have been available at least from 1990 onwards. It appeared in the anniversary TUGboat issue , TUGboat volume 32, number 1.