Grumpy Old Geeks Topics 3D printed homes Topic 3D printed homes 2 mentions in 1 episode The speakers discuss homes under construction at Wolf Ranch using printed concrete walls. Mentions 661: The Nightmare Before Overcast Aug 17, 2024 45:28 a planned community of homes made with a gigantic 3D printer in Georgetown, Texas is almost complete. 46:28 The walls are too thick for Wi-Fi signals.