I was merely pointing out the similarities between the Ukraine and the Houthis approach to successfully taking on large blue water naval powers.
I do think you are mistaken linking it to grain exports however, there has never been any Russian naval vessels attacking any grain ships. The Ropuchas and most recently the coastal patrol speedboat hit by drones for example are not even designed for such missions. The impact on military logistics via Crimea was noteworthy with some of the hits. Now the rail is up over land corridor that impact will diminish
