Mycobacteria are a type of germ. There are many different kinds. The most common one causes tuberculosis. Another one causes leprosy. Still others cause infections that are called atypical mycobacterial infections.
Released with much fanfare in January of 1984, the Macintosh was the first affordable computer to include a Graphical User Interface. It was built around the new Motorola 68000 chip, which was significantly faster than previous processors, running at 8 MHz.
Still others will say the abacus is the first computer. They were invented by the Chinese between 2600 BC and 300 BC is considered as the first computer ever. Abacus was used by the merchants and Clerks in China.