iOS 7 shared iCloud Photo Streams allow for the creator and subscribers to post photos and videos. But it's not on by default; here's how to enable it.
A few people are experiencing problems with iTunes crashing at launch after showing an error that mentions insufficient access privileges. Here is how to correct this problem.
iPhoto 4.0.1: Privileges fix; blurriness
Apple Repair Privileges Utility released
StuffIt 6.5 Expander privileges glitch
When Software Update detects newer versions of software available, users may be required to enter an administrator password and the updater should then apply the updates, sometimes requiring a restart to go into a special "update" mode. Some Mac OS X user
In OS X the first user is by default an administrator account so administrative functions can be run, and adding new administrators is usually as easy as authenticating and checking the appropriate box for the respective user in the Accounts system preferences.
Troubleshooting iTunes 3: LaCie Support; Repair Privileges
Privileges/Permissions and Native vs. Foreign volumes
Although the browser is still largely a Google project, its open-source nature is being highlighted as a University of Warsaw programmer is granted insider status.