The versions that do not include the date are correct.
D.Va has no problems with omnics. She would see gwishin very differently than other omnics.
But Talon would not let him go. Baptiste knew too much, and they sent operatives after him to silence him. Agent after agent came for him, including Baptiste’s former comrades. To stay under the radar, Baptiste drifted from place to place, aiding in humanitarian efforts around the globe. The few Talon members who managed to track him down were never seen again.
Mercy is a scientist and a doctor (as she was the head of medical research for Overwatch).
Have you seen Maximilien?