The solution would be a small amendment of the GDPR that local DPCs can take matters in their own hands if 1-2 years pass without the other DPC doing anything a

The solution would be a small amendment of the GDPR that local DPCs can take matters in their own hands if 1-2 years pass without the other DPC doing anything about a violation. (This would still be different from the other DPC finding there to be no violation).