Recycling is overrated for cheap products. Plastic is practically impossible to recycle effectively. If it were made to be biodegradable that would make much more sense. But even failing that, there is no shortage of landfill space, as long as it goes to the garage and not to the environment - a huge problem in the developing world and where the plastic in the ocean originates from.
While it's relatively easy to recycle pure plastics for composite materials it's notoriously difficult.
Secondly it has been recycled for decades and is actually a relatively simple material that can be molten, purigied abd re-cast, much like metals can be.
While it's relatively easy to recycle pure plastics, for composite materials it's notoriously difficult.
And metals like aluminum, iron, copper, etc.