"Yes. It would take a combination of using the Focus - time can be manipulated with the Force, Ezra has some first-hand knowledge of it, and clearly, the technology the Sylphid have can as well." He'd thought to use it to remove Palpatine entirely, but that did unfair to Rey - better to go for a surgical strike after her parents' births.

Not that it was strictly Rey he was thinking of, so much as his grandson.

"Placing a buffer between them would be best. I exist in such a place myself at the moment." Did he wish to fix that? Yes. "I do thank you for telling me. I've shied from the situation due to lack of information. Have you told Luke these details?"