Optimizing for pearls, not sand

[erehweb]

http://blog.stackoverflow.com/2011/06/optimizing-for-pearls-not-sand/

[sundarurfriend]

> We now limit users (and IP addresses) to a maximum of 6 questions per day and 50 questions per month.

StackExchange (especially StackOverflow) usually relaxes restrictions based on reputation, and I feel this would be a perfect place to do that. I find it strange that they've stated this one simply as a universal rule.