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I found a couple scenarios where preloads were issued too aggressively 1. During SSR, if you render a new stylesheet after the preamble flushed it will flush a preload even if the resource was already preloaded 2. During Client render, if you call `ReactDOM.preload()` it will only check if a preload exists in the Document before inserting a new one. It should check for an underlying resource such as a stylesheet link or script if the preload is for a recognized asset type