"By stifling competition on price, product selection, quality, and by preventing its current or future rivals from attracting a critical mass of shoppers and sellers, Amazon ensures that no current or future rival can threaten its dominance."

30 years spent building this in competition with Walmart and its a monopoly?

Chasing Curiosity. People, Nature, Machines. Hakuna Matata, "Its a problem-free philosophy.”

https://www.ftc.gov/news-events/news/press-releases/2023/09/ftc-sues-amazon-illegally-maintaining-monopoly-power