CmdrTaco from the interesting-projects dept.
mitd writes "Hal Finney is inviting folks to test drive his new hashcash-based server rpow.net.
" The RPOW system provides for proof of work (POW) tokens to be reused. A POW token is something that takes a relatively long time to compute but which can be checked quickly."
Hal's security model paper is well worth the read and his proof of concept code is available for download.
The meta-Turing test counts a thing as intelligent if it seeks to
devise and apply Turing tests to objects of its own creation.
-- Lew Mammel, Jr.