Go's Deceptive Concurrency: Why Channels Move Blocking Rather Than Eliminate It

Go developers often assume that channels and goroutines automatically solve concurrency bottlenecks, but this article reveals a critical misconception: channels don't eliminate blocking—they simply move it elsewhere. Understanding this distinction is crucial for building truly responsive concurrent systems, as misapplying these idioms without grasping their underlying mechanics leads to subtle performance failures and silent bottlenecks.