Abstract: In at least some implementations, a user supportable surface, includes a floor having a playing surface and a plurality of openings through the playing surface of the floor and a support on which the floor is supported above the ground to define at least part of an air chamber in communication with the openings. The support and floor arranged to support one or more people on the floor. Air flow may be directed or provided through the openings to provide a flow of air at the playing surface.

Abstract: A system, method, and apparatus for conducting secure monetary transactions over a communications network is provided. The invention facilitates secure monetary and financial transactions over the Internet and other public networks for various purposes, including automated payments associated with purchasing goods or services online. Different implementation methods may be utilized, including systems based on proxy and psuedo-credit-card models. In each case, communications protocols are provided between a consumer, merchant web site, payment processor and a service provider, enabling online transactions to proceed in a secure manner. The invention utilizes a physical medium to provide consumers, merchants, and financial institutions with a secure system to conduct electronic commerce transaction. The preferred medium assumes the form of a miniature recordable CD-ROM that contains cryptographic data representing one-time monetary and/or transactional details.