No need to wait !
As of July, 2014, If you purchase the current version of DEM Earth, or have already purchased DEM Earth 1 in July, together with the OSM Importer, you will get a free upgrade from DEM Earth 1, to DEM Earth 2.
Offer applies to non discounted, single user licenses, and end buyers only, though CinemaPlugins.com
Release date will be July 21st ,2014. (+/- a couple of days)