Conveniently enough, there's a long section of the developer docs that covers exactly that topic: http://www.chiark.greenend.org.uk/~sgtatham/puzzles/devel/writ

Conveniently enough, there's a long section of the developer docs that covers exactly that topic: http://www.chiark.greenend.org.uk/~sgtatham/puzzles/devel/writing.html#writing-generation http://www.chiark.greenend.org.uk/~sgtatham/puzzles/devel/wr...