-Here documents are used throughout this page, some people may not be aware of a small but important syntax. When the delimiter is quoted, as in <<'EOF', then the contents of the here document are exactly verbatim. Otherwise $ and ` are expanded as in bash, and must be quoted by \, which itself must then also be quoted to be used literally.
+Here documents are used throughout this page, some people may not be aware of a small but important syntax. When the delimiter is quoted, as in <<'EOF', then the contents of the here document are exactly verbatim. Otherwise $ and ` are expanded as in bash, and must be escaped by prefixing them with \, which itself must then also be escaped to be used literally.