Even though flexible and cheap, it is still heavier than other materials and not so convenient to carry, and will easily bend and brittle, hence they are almost eliminated and replaced by other more acceptable materials, such as carbon fiber and graphite
This sort of fisherman feels that the fish is focused just around your fishing line, or maybe he thinks that he can transmit some of his bad luck to you, and frequently, this occurs because it will result in a nasty line entanglement with his line and yours
Heavier action rod needs more strain to twist, while light action rod bends less
They come in a variety of sizes, shapes, colours, and actions
But you're losing that shock absorbing function of the rod