The effect of THC on the cells during Aβ accumulation is indeed remarkable. However, this study, are momentous as it is, provides little more than a first step. The results are reflective of a cell culture and as such cannot be extrapolated to any living animal or human. For that to happen, many questions need to be answered including the optimal concentration for effect and also, the route of delivery. While many might hope for a respiratory option – i.e. smoking – the most likely path forward is intravenous in a means similar to chemotherapy.