So you are serious about learning AI and machine learning? Amazon has another gadget for you to play around with. The AWS DeepRacer is an autonomous 1/18th scale race car designed for testing reinforcement learning models. You get to build models in Amazon SageMaker and test your models by racing on a physical track.
Developers get to compete in an autonomous racing league. RL models can be built using the AWS DeepRacer 3D racing simulator.