Corrected statement about restriction to CD

README

@@ -54,7 +54,8 @@ See README file there.
                         Overview of libburnia.pykix.org 
 
 libburnia.pykix.org is an open-source software project for reading, mastering
-and writing optical discs. For now this means only CD-R and CD-RW.
+and writing optical discs. For now this means only CD-R, CD-RW, DVD-RAM,
+DVD+RW, DVD-RW.
 
 The project comprises of several more or less interdependent parts which
 together strive to be a usable foundation for application development.
@@ -66,10 +67,10 @@ we would need : login on a development machine resp. a live OS on CD or DVD,
 advise from a system person about the equivalent of Linux sg or FreeBSD CAM,
 volunteers for testing of realistic use cases.
 
-We do have a workable code base for burning data CDs, though. The burn API is
-quite comprehensively documented and can be used to build a presentable
-application.
-We do have a functional binary which emulates parts of cdrecord in order to
+We have a workable code base for burning CDs and overwriteable DVDs, though.
+The burn API is quite comprehensively documented and can be used to build a
+presentable application.
+We have a functional binary which emulates parts of cdrecord in order to
 prove that usability, and in order to allow you to explore libburnia's scope
 by help of existing cdrecord frontends.