Measuring time by the Sun, the Moon and the Stars. As the sun moves across the sky, shadows change in direction and length, so a simple sundial can measure the length of a day. It was quickly noticed that the length of the day varies at different times of the year.
PhoneClean is a software thatâs used to not only rid your iPhone of unnecessary clutter that may be slowing your device down but also does it in a safe and secure manner so you will never have to work about having your privacy invaded.
Making the world better, one answer at a time. CNET has been around for a very long time, and is almost completely safe. However, there is one specific keylogger program found on the site that is dangerous.Just be careful. Other than that, yes: CNET is completely safe.aking the world better, one answer at a time. CNET has been around for a very long time, and is almost completely safe. However, there is one specific keylogger program found on the site that is dangerous.