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Nikola Tesla
Nikola Tesla was a Serbian-American engineer and inventor whose revolutionary alternating-current (AC) system powers the modern world, yet he died penniless after being outmaneuvered by Thomas Edison.
Economics & BusinessAT&T Inc.
**AT&T Inc.** **AT&T Inc.** is a multinational telecommunications company that provides a range of services, including wireless communications, internet, television, and more. As the world's third-la