Executive summary: Memory is the story of this cycle — and it arrives as a two-paper theme. Leading the research slate, EpiCon (arXiv 2609.37923) proposes parameter-free collective agent learning through a shared, co-evolving multimodal memory bank: agents reuse and build on each other's experience without any retraining, making it the paper to study if you're running multi-agent setups and want shared learning without fine-tuning loops. Its companion, VoxMem (arXiv 2609.32607