Real World References
"Jitters" are a term to describe the rush or buzz a person experiences from caffeine, such as that one gets from espresso.
Jitterati is itself a term satirizing the "digerati" and their dependence on caffeine. Also "literati" - a snide reference to the literary/intellectual "elite." Perhaps this makes Jitterati a neologism for the clichéd caffeine-fueled web-genius community.
The popular coffee chain Starbucks was founded in Seattle, located in America's northwest.