1 Heirlooms have a tier system can be upgraded to increase the maximum level that the item scales up to. 2  Heirlooms with no upgrades can scale up to level 60. 3  Heirlooms with 1 upgrade level can scale up to level 90.
Bill Gates is the founder of Microsoft. He was born in Seattle, Washington which is a state of America on 28 October 1955 in the home of William H. Gates. His father had four sons and Bill was his third son. His interest in computer field rose in very young age and he was good student from his early days.
Microsoft is an American corporation headquartered in Redmond, Washington. Microsoft is a technology company that supports the invention of, manufactures and licenses goods and services related to computing. Childhood friends, Paul Allen and Bill Gates are the co-founders of Microsoft. The pair were total computer geeks in an age when any access to computers was hard to come by. Allen and Gates skipped classes to live and breathe in their school's computer room.