This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
there is no theoretical limit to the amount of data a JSP can transmit over the network. There IS a theoretical limit to the size of the generated servlet class, which is determined by the maximum size of 64KB compiled code per method imposed by the JVM. There's also a practical limit of what you can transmit caused by the time browsers are willing to wait for data before reporting a timeout on the request.