Me and 2 other FEN members (Scorpion, 131 Mirafiori, Moretti) were there, and a small group of other cars (2 Ferraris, 1 Alfa, some other late arrivals).
They did fire up Niki Lauda's car, super loud even several paces away:
https://www.facebook.com/video.php?v=10202975127083077&l=6351482264034535621
They did fire up Niki Lauda's car, super loud even several paces away:
https://www.facebook.com/video.php?v=10202975127083077&l=6351482264034535621