Phone and tablet can stand portait or landscape. USB cable fits through the holes, and generally can charge while the phone/tablet is in the portrait position. I got some sticky rubber feet from the hardware store to stop it from sliding around when you touch the top part of the tablet. . The openscan file is attached, so you can play with it. Basically every layer in the model has a different color, so it is easy to associate the code with the image. I suggest Raft, with exterior support. 5% fill, with a .2 layer abs plastic with a speed of 50/100. Estimated build time is 10.5 hours. Fillament consumption about 37 meters.