Perhaps Ubisoft wanted the fans to fill in the blanks. Or perhaps they’re not done yet.
Who knows? :O
Miscellaneous
Jacob is married in the Jack the Reaper DLC or at least he has a child , i’m sure of it because it happens in 1887, his grandaughter Lydia wad born in 1893 which means 5 years after JTR,Why do you think they didn’t mention or inclued his family ?
March 7, 2016