Not strictly, and I'm not sure what's public knowledge and what isn't, but as I understand it the biggest win was being able to scale quickly (especially during

Not strictly, and I'm not sure what's public knowledge and what isn't, but as I understand it the biggest win was being able to scale quickly (especially during the holiday season) without having to put in orders for hardware months in advance. As I understand it, cost wasn't a driving factor in the migration. I think with regards to performance, it's a bit hard; comparing a cloud-native solution to a custom solution running on a VM on a server you manage can be really tough to compare.