In working with clients on building websites, I see there's massive demand for easy ways to set up e-commerce and selling stuff online, and the existing solutions don't quite cut it yet.
I know there's Shopify, Wordpress + WooCommerce and other solutions, but nothing seems to provide the power and flexibility along with the ease of setup that users are clamoring for.
Looks like this ticks off multiple requirement boxes that most of my clients have asked for in the past. All the best! If this works well and takes off, I might start recommending it.
Basically a landing page with a signup button, clicking which you are encouraged to share it widely on social media so that you qualify for early beta access.