“No, I can’t pick up the kids right now and visit the in-laws after the race as I promised. Some guy will come around into our home and I have to piss in a bottle”

It depends on your jurisdiction, but it is a GDPR nightmare. There is a difference between exchanging public posts between instances and building political profiles with AI for individual users without their consent.

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.