Abstract: Techniques are disclosed for processing requests in a data processing system. While the principles of the invention are not limited to a particular domain, they are particularly suitable for use in an electronic trading system. By way of example of one aspect of the invention, a method for directing requests to at least one node in a system comprising multiple nodes and a plurality of requests comprises associating a number to each request, assigning at least one number to each node so as to balance a load across the nodes, and sending a request to a node based on the number associated to the request. Various other aspects are disclosed.

Abstract: A method is provided for treating age related macular degeneration and Grover's disease by administering a safe and effective amount of a chelation agent to a person who would benefit from such treatment. Of particular effectiveness are chelation agents with sulfur atoms and which through the sulfur bind to mercury.

Abstract: Techniques are provided for improved serving of content in a distributed data network. In one aspect of the invention, a technique for delivering content in a client-server system based on a request from a client comprises the following steps/operations. The request is obtained. A performance characteristic of at least one server or at least one cache of the client-server system is determined. Then, a level of data accuracy to be delivered to the client in response to the request is determined. The data accuracy determination is based on: (i) the determined performance characteristic of the at least one server or the at least one cache; and (ii) at least one preference associated with the client. The performance characteristic may comprise a load of the at least one server or the at least one cache. The level of data accuracy may comprise a level of personalization to be delivered to the client in response to the request.