Photocopier a convergence in some high-end machines between the roles of a photocopier, a fax machine, a scanner, and a computer network-connected printer into a multi-function printer. Lower-end machines that can copy and print in color have increasingly dominated the home-office market as their prices fell steadily through 2017. Higher-end color photocopiers capable of handling heavy duty cycles and large-format printing remain a costlier specialty for print and design shops. Chester Carlson, the inventor of photocopying, was originally a patent attorney, as well as a part-time researcher and inventor. His job at the patent office in New York required him to
I Invented Sex On the week ending November 7, 2009, "I Invented Sex" debuted at number ninety on the "Billboard" Hot 100. The following week, it moved up to eighty, and eventually peaked at forty-two. It spent twenty weeks on the chart over 2009–10 eventually falling off the chart on the week ending March 10, 2010. The song also topped the Hot R&B/Hip-Hop Songs, making it Songz's first number one on the chart. The music video was directed by Yolande Geralds, who also directed the video for "Say Aah". Jessica White appears in the video once again while Drake does not appear in