Some readers allow their prejudices to blind them. A good reader knows how to disregard inappropriate responses.
We tend to read each other's books in sizeable chunks as they are written. I don't know that you could say we are ruthless with each other - in fact, I suppose we are very kind. There are ways to make suggestions which are not destructive.
Sci-fi conventions are probably the most fun, the most out-of-the-box, entertaining week or weekend you've ever had in your life.

