  The immense investments in creating and disseminating digitally represented
information have not been accompanied by commensurate effort to ensure the
longevity of information of permanent interest. Asserted difficulties with
long-term digital preservation prove to be largely underestimation of what
technology can provide. We show how to clarify prominent misunderstandings and
sketch a 'Trustworthy Digital Object (TDO)' method that solves all the
published technical challenges.
