When Star Trek: Voyager premiered, one of the major fan controversies was why in heck those nacelle pylons would need to move into a different configuration in order to go to warp??? (But hey, at least they were ATTACHED!). Fans have been debating the “variable geometry warp nacelles” for nearly a quarter of a century. But now, thanks to CGI animator SERIN JAMESON (and friends), we finally know what those movable nacelles are useful for. Aha…!