@AceofTunes - that's a good question, and the same one I would have had a few years ago when I started to get into backpacking. Now that I've "found the light", I am a much happier camper!
The Big Sky tent is superior to your $50 due to:
- quality of design, fabrics and manufacturing process
- durability and warranty
- designed and engineered in the US, manufactured in South Korea
- incredible light weight
and finally, the fact...