Apple Details Weighted State Souping for Long-Context SSM Retrieval
The non-obvious point is that cached SSM states can be reused like precomputed retrieval index entries, so combining them with learned weights changes how memory-heavy applications manage context cost. Builders of agents, RAG pipelines and personalized assistants can evaluate this as a cheaper alternative to re-encoding long contexts on every query. Compared with transformer-based long-context methods, it trades architectural familiarity for fixed memory and faster inference.