Construction of a hut with a roof tile from scratch

In the forest, a man made a hut with a roof tile from scratch, using only the primitive tools and techniques. The construction lasted 102 days. It took place in several stages. It took 10 days to cut wood and sculpt the mortises, then 5 days to manufacture the oven and make the frames of the tiles. Then, he put 28 days for clay tiles and 13 days to mount the mud wall. It should be noted that his hut in a floor heating. He explains that he does not live in the wild. These huts are not intended to be a refuge, it's a hobby.