Celebrini was not considered one of the high end #1 picks.
“Six NHL scouts and executives were polled”
granted not a big sample, but gives an idea
ranked after Jack hughes
https://www.nytimes.com/athletic/5367202/2024/04/23/macklin-celebrini-nhl-draft-connor-mcdavid/
I think he would rank #2 now after Mcdavid