Cantong qi Zhixu 陳致虛 (1290-ca. 1368) is entitled "Zhouyi cantong qi zhujie" 周易參同契注解 (Commentary and Explication of the "Cantong qi") and dates from ca. 1330. His text is ultimately based on Peng Xiao’s redaction, but contains about four dozen readings that are not documented in earlier extant works (Pregadio 2012:148-56). With the exception of Zhu Xi’s work, all extant commentaries to the "Cantong qi" written through the Yuan period (1279-1368) are related to the Taoist alchemical traditions. During the Ming (1368–1644) and the Qing (1644-1912) dynasties, the "Cantong qi" continued to exert its prestige on Neidan, but its influence also extended to
The Lord of the Rings: The Return of the King DVD sets for the two previous films were released eight months after the films were released, but "Return of the King"'s set was completed in five because it did not have to market a sequel (the previous films had to wait for footage of their sequels to become available for a ten-minute preview). However, it contained a seven-minute trailer of the entire trilogy. "The Return of the King" followed the precedent set by its predecessors by releasing an Extended Edition (251 minutes) with new editing and added special effects and music, along with four commentaries and six hours of supplementary