The Ultimate Fuel Economy Challenge: 100 + Hopefuls Intend to Compete for $10 Million Progressive Automotive X PRIZE - X PRIZE Foundation press release:
To date, more than 120 teams, from 28 states and 17 countries, intend to compete for their share of a $10 million prize purse
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Recent signers of a letter of intent to compete include India’s Tata Motors, Maxi-Eco of Brazil, Drexell University, Western Washington University, Hybrid Electric Vehicle Technologies, Inc. of Chicago, IL and TTW Turin Italy of Turin, Italy. Rock and Roll Hall of Famer Neil Young also intends to enter his 1960 Lincoln Continental conversion into the competition, along with his partner Jonathan Goodwin.