Conversation so far:
what is vortex I?
McCall decided to hold a rock festival at Milo McIver State Park near Estacada, Oregon called Vortex I: A Biodegradable Festival of Life,“
was vortex I popular?
The festival, nicknamed The Governor's Pot Party by Oregonians, was a success, attracting between 50,000 and 100,000 people
were there problems having Vortex I commence?
I think I just committed political suicide, McCall is reportedly remarked immediately after approving Vortex. Vortex was the first and so far only state-sponsored rock festival in U.S. history.
who led Vortex I?
Koinonia House, a peace-activist Christian group hosted a public meeting and from there the idea of a Biodegradable Festival of Life called Vortex 1 came into being.
who played at Vortex I?
Gold, The Portland Zoo, Osceola, Fox, and Chrome Cyrcus were among the bands that played
were there other bands that played at vorex I besides Gold, The Portland Zoo, Osceola, Fox, and Chrome Cyrcus?
The media announced that Santana, Jefferson Airplane, and the Grateful Dead were on the way, but none of them appeared.
did anything exciting happen during Vortex I?
The motor heads parked the cars. The rock and roll halls from Portland ran the stage. Yoga groups held classes. Peace activist groups sponsored teach-ins and so on.
Are there any other interesting aspects Vortex I besides what it was, if it was successful, if there were problems, who played, if anything exciting happened?
Per agreement with the governor, police and Oregon National Guard largely ignored non-violent offenses such as drug use and public nudity, both of which were present at the festival.

Question: how long was he in office?
Self-contained rewrite: how long was McCall in office for governor of Oregon?