Panasonic GF10 finally announced in UK/ Europe as Panasonic GX880. Panasonic GF10 was announced back on Feb 2018 in Japan only. Possibly in next few months we may have a USA specific announcement.
Panasonic GX880 Introduction Video
Panasonic GF10 GX880 Full specs PDF download
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Panasonic GX880 at Amazon UK | Panasonic GX880 Panny Official website