Why was Yahoo mail made?

Why does Hard drive makes noise on start up? Who invented the Dymo machine? What is communications operating system? How do you turn a non wireless mouse into a wireless mouse? What are desktop computers used for? What is desktop publishing? Windows 9xme operating systems fulfill the Microsoft commitment to be with older software and hardware while still taking advantage of newer technology? Why mca is needed? Do you need a router with a gateway 2 wire modem? How do you programme Twos complement in binary in c? How many kilograms are required to fill a container of 0.250 liter? How do you put Marvel vs Capcom 2 on a Mac? Can you have multiple Apple IDs linked with the iPad 2? What involves the use of multiple processors in a single computer? Can you have a wireless router with wired internet? What comes after 1TB? What are the functions of kalanchoe? How many teaspoons of cinnamon should diabetic take daily? How did Romans communicate other than by speaking or writing to each other? What does a fill handle do?