The "speedrun version" of the Phoenix Hunter puzzle, showing that you can basically rush through all the triggers in order if you simply want to get the mask as quickly as possible.
The detailed video walkthrough can be found here:
• The Division 2: Phoenix Hunter Solved (Y8S...
The full detailed written guide can be found on Reddit:
https://redd.it/1tnbpu0
0:40 First trigger
1:31 Second trigger
1:47 Third trigger
2:12 Fourth trigger
3:10 Fifth set of triggers
4:52 Sixth set of triggers
5:33 Seventh trigger
6:36 Final trigger