AdbeRdr70_enu_full.exe /Q /W /S /V"/QN" worked silently for unpacking and for installing. The new version, 7.05, is not using the same silent switch for unpacking. Of course, best way is to keep this incredible compresion from Netopsystem FEAD and not to unpack it. so: 19,9MB (Netopsystem) vs 33,7MB (unpacked) is something to think when you want to include a setup on your CD...