Listings for the white iPhone 4 have appeared in Vodafone Germany’s inventory system, according to a new report. Citing an anonymous source who provided screenshots of the listings, Engadget reports that listings for both the 16GB and 32GB white models were found; the source said to expect a launch “soon.” Apple has repeatedly delayed the white iPhone 4 since it’s unveiling last year, first from June 2010 until July, then from…
