Don't buy a Daihatsu either. Wait until you can afford a Ferrari.
Don't rent an apartment either. Wait until you can afford a McMansion.
Instead of eating bologna, wait until you can afford caviar.
Don't play Fish or Spades or Hearts. Wait until you are a professional Poker player.
Why buy a 13 inch TV when you can save for a 62 inch flat plasma HDTV?
Why cook a meal? Wait until you can hire a chef!
X-marts sell hundreds of thousands of bikes every year. They are clearly satisfying a demand. That's the way the system works.
People buying a bike for a kid, which will likely be undersized, damaged or lost while the kid grows each year are probably right to buy an x-mart, or used bike. You ever try to talk quality and workmanship to a kid when you are competing with a Spiderman or Dora the Explorer logo?
I think in some ways the expression "To each their own" implies a certain amount of freedom and mutual respect.