Kind of needed in the cloud war where many actually question if the mysterious Google supermacy in global infrastructure is really true.
A serious conclusion should be that all these infrastructure enable application devs and researchers alike "to throw servers at problem". And these work are exactly the opposite, where they spent years and sometimes even decades meditating the nifty and figure out the most effective and efficient way of utilizing the servers.
https://blog.apnic.net/2019/04/03/the-future-of-undersea-int...
It doesn't matter if iCloud is slow or not since most of the interactions with it are in the background. And all of it's content e.g. App Store or Apple Music are cached by CDNs which are hosted in pretty much every country.