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`takeRecords()` would work as with the other entries: return the entries that have been queued for the observer callback but for which the callback has not yet occurred. I'm not...

Yep. Entries should queued to PerformanceObserver buffer as soon as they are created (at the same time as they are added to the performance timeline, whenever that happens). What can...

Correct, there is no need to receive previous records if the observers are never disconnected. I think this is fine as long as analytics is careful to only keep a...

Why is performance.getEntriesByName(img.src) not good enough in the above example?

A resource used in a few places won't trigger multiple entries. It should be cached and reused if it's the same resource. But yea there are cases where there could...

This looks like a duplicate of https://github.com/w3c/resource-timing/issues/222. Discussion is happening there, can we close this?

Discussed at TPAC. I think browser vendors are interested in seeing concrete examples of interested parties who would use the API (from the embedded iframe to the embedder). It is...

What would be next steps here? Perhaps talk about it on the F2F? Or is there something we should be doing before then?

The proposal seems reasonable to me, but it's unclear from the discussion in the thread what the current behavior is and why we need to change it. Can this be...

Hi, thanks for the feedback! Trying to get a better understanding of the problem here. 1. Is there any other APIs where this is a problem, besides CLS? I think...