The development team has acknowledged these and promised a hotfix (v4.2.2) within two weeks.
: The updated driver enables true digital audio decoding from software sources (AC97) and supports 6-channel discrete surround sound for precise spatial positioning in games. 3D Audio Support : Full support for HRTF (Head-Related Transfer Function) 3D audio and EAX 2.0 (Environmental Audio Extensions) real 51 game audiovisual headset driver updated