[citation][nom]nocloudplz[/nom]no a big deal is, companies having ALL your data. PRIVATE clouding storage would be a big deal. all these huge companies getting your data is suck.[/citation]
Only a fool would put their unencrypted personal/private data on any network they don't exclusively control, so that's really not as big of an issue. However, there is a risk in sharing sensitive proprietary information in this fashion. Like anything else, there are always tradeoffs between risk and convenience.