Dense Theory is a above all a semantic space. It is meant to evoke an intuitive sense of the contemporary sociosynaptic milleu.
It's about acknowledging the complete and utter displacement of the actual by the virtual.
It is the ineffability of human thought & language to be deployed for cooperative aims with adequate signal retention
It is dense because of how enmeshed it is with modern subjectivity. It is a theory because despite its palpability, it is nonetheless only graspable through abstraction.
See also: thinking of ourselves as tourists