This afternoon with apple opening up iCloud.com they also released iWork to iOS developers with access to iCloud. Users just have to tell iWork they wanna use iCloud and it uploads it automatically and pushes it to all your devices including iCloud.com and you can even upload documents to the site and it will push them to your iCloud enabled iWork devices. So if your part of the iOS developer system get downloading!
Yes iCloud is now available for all us developers with iOS devices running iOS 5 and have allowed iCloud to be apart of our lives. You can now even port over your mobile me account to iCloud! Go check it out.