Given they literally never mention his existence for the rest of the show, they apparently lived with it pretty easy
Or it was so traumatizing that they're all trying to repress it.
Just like the full map of the delta quadrant when Tom hit warp 10. They forget they downloaded gigaquads of maps so hard that they set up a special astrometrics lab to look at stuff they already had measured to the millimeter years ago.
Salamander fuckin' must be PSTD fuel to the federation, no matter how flippant "murder machine" janeway is about it.
Whenever you notice something like that, a space wizard did it.
Then they're doing it pretty successfully, I'd say
Months later…
Tuvok: "Captain, I must object…"
Janeway: "Ugh, I should have left you in Tuvix."
Tuvok: "… I beg your pardon?"
What's the deal with Starfleet emergency rations.
Why is it called the Holo Deck? There's no pool. No ones ever BBQing on a deck when they go in there. What's the deal?
Because I CAN live with it.
Computer… Erase that entire personal log.
I couldn’t understand you, do you want me to post the log?
No. Computer, erase the log.
Ok. Posting log.
Tuvix was an abomination and deserved to die. Janeway did nothing wrong.