[Ancalagon]

Nit: the phrase is “biding their time” FYI

I agree with your statement overall.

[lokar]

Or “buying time”

[tialaramex]

"Buying time" is an ordinary phrase in English but, it doesn't make a lot of sense here because there'd be some activity SpaceX is doing to "buy time". If you're just waiting that doesn't "buy time".

[lokar]

I think they just blended together in the posters mind