“…They are also an ideal material for stonework [44,45] for an individual client (e.g., tombstones, windowsills, e.g., at Prusa 48 Street; see Figure 8a,b in [46], kitchen countertops, stone floors) and for large investments (building cladding [43,47], interior design of large companies, road repair, or new stone paving [48,49]). Hence, the initiative to protect erratic boulders should be recommended and popularised by locating the objects in one place and equipping them with boards and modern media employing smartphones and tablets, informing the public about the importance and role of geoheritage in the modern world's functioning (e.g., [8][9][10][11][12][13][14][15]). Geointerpretation through storytelling [2,3,50] should not be omitted.…”