Percent Change in Income Top 1% and Bottom 99% since 1979 modèle 3D almost 2 years 1 Project Shellter - Shell 01 modèle 3D almost 2 years 16 Economic Spiral modèle 3D almost 2 years 1 Rubik5 (Professor) Cube Solver Robot modèle 3D almost 2 years 2 Brancusi Endless Column Lego-compatible Playset modèle 3D almost 2 years 3 Extending Gripper Toy (Kinda parametric) modèle 3D almost 2 years 2