The mouse cursor that we know it is generally in the form of arrows and shown tilted about 45 degrees to the left . However , you know that before the cursor created upright ? Then why made crooked ?
To answer this question , we must go back in time to the beginnings of the mouse is made , in the era of the computer display is a low-resolution pixel array .
According to the explanation on Stack Exchange sites , the mouse and the cursor was first made by Douglas Englebart in 1968 . Initially , the cursor is created perpendicular to the top .
However , when the computer Xerox PARC made around the 1970s , the cursor is then made oblique . The reason is , with a low resolution screen at that time , the mouse cursor perpendicular hard look at the screen .
