Oh absolutely. But the vessels are clearly inland-waterway ships, not intended for open-ocean use. Yes, they have previously (i.e. pre-2014) been used in the Black Sea (with sub-optimal results....) , but I think the key point is that now they have no choice but to use them there: more capable, larger vessels cannot transit the Kerch Strait. The fellow in the clip made another interesting point: even prior to February 2022, the Russians were acutely aware of the Ukrainian potential ability to close the Sea of Azov, due to their possession of the northern shore