They want a comparison of two caching strategies and a typed example, so the answer needs a short table and one snippet.
Edge caching wins on read-heavy traffic across regions; in-memory is simpler for one region but goes cold on every deploy.
Keep it small: a typed Feed, a TTL parameter and a loader callback so it can be tested without a network.
They want a comparison of two caching strategies and a typed example, so the answer needs a short table and one snippet.
feed caching ttl
example.com/docs/caching
src/feed.ts
select locale, count(*) from feed_items
npm test -- feed
feed caching ttl