About ncdiMediumFlags of DVD+RW

vbimport

#1

When using the NERO_CD_INFO,
Nero 6 sets the ncdiMediumFlags of DVD+RW as 1(NCDIMF_VIRTUALMULTISESSION) but Nero 7 sets it as 5(NCDIMF_VIRTUALMULTISESSION+NCDIMF_FINALIZED_DISC?)
Can anyone explain about this?