Boats come in all shapes and sizes. We have container ships, oil tankers, old-timey wooden sailing ships, catamarans, trimarans, and all sorts besides. Most are designed with features that give them a certain advantage or utility that justifies their construction for a given application.
This is a companion discussion topic for the original entry at https://hackaday.com/2024/03/27/the-roller-ship-was-not-an-effective-way-to-cross-the-high-seas/