I’ve always figured the increase in THC was due to the bacteria, or enzymes more likely, consuming plant matter in the fermentation process. In the same way @legalcanada said one gram of bud with a stem in it has slightly less THC than one gram of straight bud – One gram of fermented buds may have slightly less plant material that we don’t notice
is missing, because it’s intracellular.
@ReikoX is there a drop in weight during cobbing? I do remember the volume changes pretty significantly.
To anyone who hasn’t read the tangwena thread, it’s absolutely worth your time and really not as long as it seems.