with Microsoft’s funding and manpower they can certainly make a better sync app, they simply choose not to. iCloud isn’t much better with only 5GB of free storage and is to iOS as Office 365/OneDrive/an MS account is to Windows. pCloud and IceDrive, despite not being the most profitable company in the present day, both are able to offer 10GB (pCloud annoyingly needs referrals to get up to that, but still)