This is a very well known policy for Walmart, and a constant pain for AWS (other companies have similar policies towards GCP/Google). AWS emphasizes that they'

This is a very well known policy for Walmart, and a constant pain for AWS (other companies have similar policies towards GCP/Google). AWS emphasizes that they're not just a vendor, but a partner: your growth contributes to their growth. But for that to be a convincing argument, you have to trust that your money doesn't get used to build Amazon's retail business. The data security argument is ridiculous though.