Spinning jenny spinning jenny. It started the factory system. The spinning jenny was invented by James Hargreaves. He was born in Oswaldtwistle, near Blackburn, around 1720. Blackburn was a town with a population of about 5,000, known for the production of "Blackburn greys," cloths of linen warp and cotton weft initially imported from India. They were usually sent to London to be printed. At the time, cotton production could not keep up with demand of the textile industry, and Hargreaves spent some time considering how to improve the process. The flying shuttle (John Kay 1733) had increased yarn demand by the weavers
Spinning pinwheel Spinning pinwheel The spinning pinwheel is a variation of the mouse pointer arrow, used in Apple's macOS to indicate that an application is busy. Officially, the "macOS Human Interface Guidelines" refers to it as the spinning wait cursor, but it is also known by other names, including the spinning beach ball, the spinning wheel of death, and the spinning pizza of death (SPOD). A wristwatch was the first wait cursor in early versions of the classic Mac OS. Apple's HyperCard first popularized animated cursors, including a black-and-white spinning quartered circle resembling a beach ball. The beach-ball cursor was also adopted