It is like democracy, election results not always reflect the needs of everyone, and some groups are more favored than others.
I think my point is that a standardization committee is not a government.
It surely looks like one from the outside.
Features only get added when there is a champion to push for them forward across all hurdles (candidate), and voted in by its peers (election), at the end of a government cycle (ISO revision), the compiler users rejoice for the new set of features.