Installed plugin and actually my page speed went from 90 to 83 out of 100. On Chrome Inspector tool my High Priority actions also increased by 1 and I got this....
Serve resources from a consistent URL
It's important to serve a resource from a unique URL, to eliminate duplicate download bytes and additional RTTs.
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The following resources have identical contents, but are served from different URLs. Serve these resources from a consistent URL to save 1 request(s) and 232.2KiB.
Am I missing something here? :o) I am sure there would be an explanation.