I can only speculate on the reasons, because I can't read Sapience's mind, but I always assumed that the beta polls were only allowed to a) avoid the appearance of "squelching" negative opinions and b) as a "lightning rod" for the same, to give those who disliked the changes a place to express themselves without derailing other discussions.
Originally Posted by Crell_1
Cainwen Ciaphas, Captain of Crickhollow, HERO OF MIDDLE EARTH!!!
I will not be pushed, filed, stamped, indexed, briefed, debriefed, or numbered! My opinions are my own!