Interprocedural Sparse Conditional Type Propagation (ISCTP) is a novel technique aimed at enhancing type propagation in programming languages, particularly those that support advanced type systems. The fundamental idea is to analyze and propagate types across different procedures in a program while maintaining a sparse representation to optimize performance and memory usage. This method targets improving type correctness and minimizing runtime errors by ensuring that variables maintain accurate type information throughout their scope of usage. The feedback from the community indicates a keen interest in understanding its practical implications and potential integration into existing programming paradigms. Developers are particularly looking for implementation details and effectiveness in real-world applications. The technique could foster the development of more robust software systems by improving static analysis tools and enhancing code stability and maintainability.