  A collection of questions about Bitcoin and its hypothetical relatives
Bitguilder and Bitpenny is formulated. These questions concern technical issues
about protocols, security issues, issues about the formalizations of
informational monies in various contexts, and issues about forms of use and
misuse. Some questions are formulated in the more general setting of
informational monies and near-monies.
  We also formulate questions about legal, psychological, and ethical aspects
of informational money. Finally we formulate a number of questions concerning
the economical merits of and outlooks for Bitcoin.
