I haven't deep-dived into celld. Does it requires s3's strong consistency to be correct? or is any s3 api compatible object storage sufficient even if they lack strong consistency guarantee?

it’s relying on consistency w conditional writes

could you share more about what you mean by "general patterns & search strategies"? I can think of it being along the lines of searching over specific tables or databases for queries in certain context. It's an exciting line of work and I'm interested because I need something like this for the problem I'm solving atm. So, I'd like to understand how the training generalizes

yup! it’s mostly about getting better at using the right search keywords.

for more complex multi-hop question, it's also about knowing which sections of a document to look up and in what order.