Yesterday was International Data Privacy Day and it's in its fourth year of observance. The major players that have made any sort of mention of Data Privacy Day are Microsoft, Google, Facebook, Opera and IBM.
It's your data, keep it private
Microsoft has basically said they're adding a few new security features into Hotmail and Windows Live. The major feature includes adding a shield next to emails from trusted senders and not next to ones that they perceive as threats. So if you're still using Hotmail (note the sarcasm), you're basically being spoonfed which emails not to click in your inbox (which most other email services now send straight to spam). It's some action but can it be called significant?