spoke to BIL on the weekendFWIWHe said he had recently been...

spoke to BIL on the weekend
FWIW
He said he had recently been approached by a recruitment firm regarding a position at Prelude coming up. Coupled with what he has heard from a mate this seems to indicate that they will still be at Palta until possibly mid July (in his estimation).
So we wait. Perhaps in this case No news is good news, so far.
I also emailed the Cott MD and he also indicated that their best guess at this stage is mid to late July for TD at Palta.