Or maybe just too many of them would need to be addded. At that point tank weighted more than base motorcycle, baffles are used and "good enough" in bigger vehi

Or maybe just too many of them would need to be addded. At that point tank weighted more than base motorcycle, baffles are used and "good enough" in bigger vehicles that have more wheels for stability. Sponges are also commonly used in race bikes so I'd guess there are some advantages vs just building a tank with baffles