No way. Everyone knows that plastic bikes are good for the environment, as they're carbon sinks, sucking up all the nasty CO2 the seppo's are putting out. If everyone in the world rode plastic bikes there would be no global warming. So when one makes jokes about our plastic bikes, we just smile to ourselves at their foolishness and pray to mother nature to forgive those nasty metal riding apes for whom the materials for their carriages were so savagely ripped from her womb.