'Shocked and flabbergasted': Journal updates duplicate article it had said was "sufficiently" different from original

A journal for conference proceedings which published a duplicate article has updated the later version, after originally telling the researcher who noticed the duplication that the articles were different enough to warrant publishing both. [...] PoS , which is run by the International School for Advanced Studies based in Trieste, Italy, functions as a repository for various conference proceedings. 

Read the article here.

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Secondary mention della SISSA o di una (ex) persona SISSA
Is it triggered by our press release/brief?
No
Copy and paste of our text?
No
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No
Copy and paste of an agency news (wherever it comes from)?
No
d7_username
Maristella Lunardon (mlunardo)
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mlunardo@sissa.it