Facebook is not a good example here. Back to early 2000s there was no Cloud infra so they started from inhouse. Snap is a different story since they not only us

Facebook is not a good example here. Back to early 2000s there was no Cloud infra so they started from inhouse. Snap is a different story since they not only use GCloud but also have Google engineers support and oncall for them. Snap focuses on the Product and Growth that creates much more value.