this be a fantastic episode fill with top of the line quality special effect which introduce the crew of the enterprise d to a be call the traveler who can manipulate time and space throughout the galaxy . the enterprise d crew dilemma in this episode be that there be a warp propulsion specialist by the name of kozynski who would not admit to the crew even the simple detail in how he can make the warp engines traverse great distance across the know galaxy ( almost infinitely instantaneous and faster than warp speed . ) . in this episode and wesley crusher be discover to be more than just a mere prodigy who have the potential for a bright future due to his gifted ability accord to the traveler . this episode also show glimpse of tasha violent past on turkana iv and and even an illusion of jean luc picard decease mother yvette . this episode really show the great potential of thing to come for this fantastic and marvelous show .