That’s actually quite wild coming from someone on dbzero0, which is doing the same on an instance level as instance policy

I really struggle to see what the benefit of federation would be here. That would mean that you would have several eCommerce pages with a federated product catalog? And if I buy on site A I might buy from someone on site B?

They are also heavy as fuck. They are quoted at 35kg. Parts of your body weight will also crash on your leg and if you have something in the basket, that’s extra weight.