Panasonic released firmware updates for many MFT lenses to support Dual IS on the new GX8: av.jpn.support.panasonic.com/support/global/cs/dsc/download/fts/index2.html
GX8 Preorders:
Black GX8 at Amazon, Adorama, BHphoto and Panasonic. In Eu at Amazon DE, Amazon UK, WexUK.
Silver GX8 at Amazon, Adorama, BHphoto and Panasonic. In Eu at Amazon DE, Amazon UK, WexUK.