On the Topic of Identity Tags Solution
Hey Twitch, how to create a tag that can include everyone and identities? Simple, treat it like Twitter treats hashtags. Customizable, searchable, clickable, and can trend. Two customizable tags to add per stream customizable each stream. With user utilization this can lead to specific areas of creative or terms that harassment trolls won't know offhand but growing communities that band together behind a tag, like groups, but more easy to lead to discovery or search.
We could call them "Communities"...