How is that shocking news? I've setup my iPhone 7 from scratch without backup and curiously found my call log after logging into iCloud again. I was surprised

How is that shocking news? I've setup my iPhone 7 from scratch without backup and curiously found my call log after logging into iCloud again. I was surprised but didn't think too much about it (my privacy threshold is perfectly fine with meta data being privately stored 'in the cloud') and it's not exactly hidden.