It appears that Jack Haverty via Internet-history <jack at 3kitty.org> said: >What happened to micropayments? tl;dr people hate them Andy Odzlyzko gave a talk on "The case against micropayments" at the 2003 Financial Cryptography conference: https://www-users.cse.umn.edu/~odlyzko/doc/case.against.micropayments.txt R's, John