Ed Yost own interests turned toward reviving the lost practice of manned hot-air ballooning. This technology had first been invented in France by in the late 18th century by pioneers led by the Montgolfier brothers, but under the Montgolfier system, the balloon's air was heated by a ground fire prior to the balloon being released. The inherent danger of this type of balloon flight led to the system being abandoned when hydrogen and later helium became available. One of Yost's key engineering insights was that a hot-air balloon could be made to carry its own fuel. The invention of relatively light burners
Hot Air Balloon (rock opera) his balloon down on the shore. Leora climbs in with him. They take off together, never to be seen by anyone again, flying off into the sunrise. Hot Air Balloon (rock opera) Hot Air Balloon is a rock opera written in 1998 by Jon Gutwillig, guitarist and founding member of The Disco Biscuits, a Philadelphia based trance fusion jam band. Hot Air Balloon was first performed on December 31, 1998 at the Silk City Lounge in Philadelphia. The debut was unannounced and fans attending the show were given a pamphlet containing accompanying stories for each of the songs. The opera