:::::::::: You claim that you must change either v or d to get a different t, but you also indicate that you are aware of white hole cosmologies and the like which give a different ''measurement'' of t for a given v and d, according to where the observer is, which means you know that changing v or d are not the only possibilities. | :::::::::: You claim that you must change either v or d to get a different t, but you also indicate that you are aware of white hole cosmologies and the like which give a different ''measurement'' of t for a given v and d, according to where the observer is, which means you know that changing v or d are not the only possibilities. |