After considering his options, Jeff decided to head back to the past just to see what life was like when he was younger. He is aware of the risks involved, but wanted to go for it anyway. This does lead to the next question: how far back does he want to go? With the current year being 2015, he wouldn't go anywhere past 1999 to risk unbirth. Jeff could go back to 2000, he was in diapers just to relive the whole thing. Jeff could go back to 2002, when he was wearing training pants and was in daycare; it would be a step up from diapers. Jeff could go back to his grade school days (between 2005 and 2011) so he wouldn't have any puberty problems and go back to when school was simpler. Jeff could also go back to a more recent year to undo mistakes that he had made since he was in junior high. This was a hard call for Jeff, but he decided to input the year...