Prio update: starting CASA Tier 2 security assessment this week.
Required by Google for any app with deep Gmail access. ~$540, 1-3 weeks, annual.
Boring infra work, but it's the price of building a real AI chief of staff people can trust with their inbox.
You don't email your co-founder the way you email a new investor.
Prio is learning tone of voice per contact. Every approved reply trains a sharper style profile, for that specific relationship, not a generic "your voice."
The drafts start sounding like you talking to them.