Haven't seen the CD version for sale anywhere, except on ebay and for rather high prices, albeit they included a printed manual. Any games I've downloaded I just burn 'em to DVD. I see SF is presently on Gamersgate (
http://www.gamersgate.com/DD-SFURY/s...y-kharkov-1942 ), which is where I got several recent purchases (War at Sea, Iron Front Liberation '44, and SABOW) and I'd definitely recommend them.