"We'll empower you to easily sell your stuff" that leaves power and agency in the hands of individual companies. WordPress + WooCommerce, PrestaShop and Magento already do that. Drop $10 to $20/month on hosting on DigitalOcean, install Wordpress, install WooCommerce, buy a cheap theme, buy whatever extra plugins you need, setup your payment system (PayPal and Stripe are supported), and you're off to the races. And it…
"Just combine these 6 things and it's just as easy as a single tool that does it all for you." Is this satire?
Even for technical users / developers, their time is better spent than fiddling around with 10 different tools.