Goroutines are expected to communicate on channels. If one goroutine simply vanishes, then its counterparties on any channels will deadlock - either waiting for

Goroutines are expected to communicate on channels. If one goroutine simply vanishes, then its counterparties on any channels will deadlock - either waiting for messages that never come, or trying to send messages to it after channel buffers fill up. Crash is significantly easier to detect and understand than deadlock.