I liked the article, being involved in electronic commerce I agree with many points that you raise and above all everything that Benowen says in his comment seems correct, it is for this very reason that seeing myself in a situation that does not I could develop my e-commerce store on my own, I had to hire a fully experienced developer to do it for me, that's when thanks to
https://evnedev.com/services/ecommerce-software-development/
I was able to do it perfectly, they have experience in web development, inventory management, design user experience and others, so if someone needs or plans to create their own e-commerce store, I advise them to hire them, they will be of great help as it was to me