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Supposedly the super secret bonus prize is embedded luminescent particles[1], if you fancy reading about what that is [1] https://www.google.com/patents/US2011
by corobo 10y ago
Supposedly the super secret bonus prize is embedded luminescent particles[1], if you fancy reading about what that is
[1] https://www.google.com/patents/US20110305919 https://www.google.com/patents/US20110305919