 uh... really evidence-based uh... we went to the island thinking we we understood a lot of the story but the evidence wasn't adding up and so we've spent a lot of time doing really primary documentation and today that involves mapping with drones 3d modeling and and really uh... high precision really efficient mapping we used to do that with pencil and graph paper and now we do it with drones so in that work we're actually seeing uh... the the extent of the rock mulch