Daniel may have been sealed in antiquity, but praise God, we are told it would be unsealed by us in modernity, when men would run to and fro and knowledge would be much increased. We who study will have insight into these things and reveal them to others, as here on the Net, are told we will "shine as a brightness in the night sky...as the stars for ever and ever."
The dates are given, and I just incidentally happened to mention this one here...maybe it was red herring in retrospect, but I know dozens of others....