I don't think it's an issue so much of getting a "lemon" or anything like that, it's just a matter of expectations. As he said, he's comparing it to a Western Arms.
I can take my WE out after not playing for a month, fire it a few times, and remember how much I miss playing with it. It feels good, it feels like a GBB ought to. However, after that, I'll take my WA SVI out. Play with that for a few minutes, and I'm trying to figure out why I bought the WE in the first place. It's all a matter of perspective.