Ironically MMM recently splurged on a Tesla after driving a cheap car for a decade. https://www.mrmoneymustache.com/2023/04/27/why-buy-model-y/

In the past he railed against car usage: https://www.mrmoneymustache.com/2011/04/18/get-rich-with-bik... , https://www.mrmoneymustache.com/2015/07/27/rent-vs-buy/ , https://www.mrmoneymustache.com/2017/10/24/get-rich-with-con...