I don't see why someone couldn't already instigate such a request from within the Lounge or Personal Experience forum as they have done previously?
Generally speaking, we're reluctant to create new forums that will be virtually empty and/or lead to Dhamma Wheel becoming a labyrinthine maze of sub-forums etc. We like to see how such a restructure can facilitate discussion in a way that wasn't possible before, rather than just disperse it.
"Do not force others, including children, by any means whatsoever, to adopt your views, whether by authority, threat, money, propaganda, or even education." - Ven. Thich Nhat Hanh
"The uprooting of identity is seen by the noble ones as pleasurable; but this contradicts what the whole world sees." (Snp 3.12)
"To argue with a person who has renounced the use of reason is like administering medicine to the dead" - Thomas Paine