(BLOCK (PARA (TEXT "On some places, metadata values are interpreted as a truth value.")) (PARA (TEXT "Every character sequence that begins with a ") (FORMAT-QUOTE () (TEXT "0")) (TEXT ", ") (FORMAT-QUOTE () (TEXT "F")) (TEXT ", ") (FORMAT-QUOTE () (TEXT "N")) (TEXT ", ") (FORMAT-QUOTE () (TEXT "f")) (TEXT ", or a ") (FORMAT-QUOTE () (TEXT "n")) (TEXT " is interpreted as the boolean ") (FORMAT-QUOTE () (TEXT "false")) (TEXT " value.") (SOFT) (TEXT "All values are interpreted as the boolean ") (FORMAT-QUOTE () (TEXT "true")) (TEXT " value.")) (PARA (TEXT "However, there is no full support for a boolean type.") (SOFT) (TEXT "Such values are interpreted as a ") (LINK-ZETTEL () "00001006033500" (TEXT "string value")) (TEXT ", e.g. with respect to comparing and sorting.")))