But remember its all relative...
1. POS components to avid riders

But they will shift your chain.
2. I dont disagree

Sand gets everywhere

But its up to you.
3. I agree. If the frame doesnt already have the mounts for disc, skip it.
4. I disagree

If you can grab it at $200, I think it is a good deal, for around here at least.
Man, I wanna ride my bike