Gidget
Zendae...except when they don't. I too have seen event teams use Around, but I've also seen them create channels or use other channels. The fact that the event teams themselves use different methods tells me that there are multiple acceptable ways... and also no real consistent convention.no no, those conventions are not just about "some friend people around me". Event team members themselves use it.
Same reason as meetings, mainly for translation (to not flood to much "around cc" and keep it readable.