It has extra resonance for Oregonians, because it was during a time when the state was particularly agressive toward California immigration. Oregon's most famous and beloved Governor, Tom McCall, exhorted non-Oregonians to visit but "please don't stay." Bumper stickers read "Don't Californicate Oregon." Webfeet have always distrusted Golden Staters, but this was the most fervent period.
Schludwiller never made it in. ("Earl, wanna try Idaho?")