Kazuto Yamaki CEO from Sigma talked to Focus Numerique (translation by SigmaRumors). And there are a couple of news related to Sony stuff:
1) Sigma will not make lenses for the FE system yet
2) Sigma will keep making APS-C E-mount lenses
3) Sigma will soon update the [shoplink 29294 ebay]24-70mm f/2.8 EX DG HSM[/shoplink] and the [shoplink 29295 ebay]70-200mm f/2.8 EX DG OS HSM[/shoplink] lenses for A-mount.
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