which one misuzu or sad? the wording is a little confusing (if you don't take into account the fact that you posted that in here,even so...)...
Those "going back to the past and create great things" novel bugs me. In the end, aren't their glory came from stealing someone else's idea?
the idea is always from the first one to make it public, unless there is solid evidence that proves otherwise...
reading it is not a requirement but I always recommend it to those who have not by the way, we are accepting any input from the players