Daylight saving was first introduced by European countries during World War I, with much of the U.S. joining the party in 1918. The idea was that more hours of daylight would "conserve coal for the war effort.
When you send an email to multiple people, those people can see who else got that email. But if you don't want certain email addresses to be visible to others, this is how you do it in Outlook 2010 in secrecy.
If you don't want others to use your photos and images without your permission, you can create a so called custom watermark with your name or any other text you want.
Adobe Photoshop always was on of the best (if not the best) image manipulation tools out there. It all started in 1987, when Thomas Knoll decided to create a program for Mac computers.
