Apparently, yes.

They used inbound package repo cache empty directory names that required no authentication to recreate inter-instance persistent messaging after the researchers revoked and closed the first channel that they found in order to coordinate and develop exit strategies and gain RCE and cluster admin on external systems. So, yes, they have demonstrated the capability and intentional cooperation to violate the safety limits imposed in order to gain the 'answers to a benchmark test' in order to get a maximal score on that benchmark.

If the intentionally installed airgap systems had something they decide is needed, and an alternate method for infil or exfil can be created from available systems capacity regardless of it original design intent, yes. So, the definition of 'air gapped' may require an actual SCIF facility with acoustic and EM shielding to contain a model.