[nabla9]

Two different ways in two different times in the lifetime of the universe.

expansion rate in the early universe << expansion expansion rate.

-> accelerated expansion .

[layer8]

No. The fact that the expansion is accelerating was already established by supernovae measurements alone [0]. The Hubble tension is about the degree of acceleration, not about whether there is an acceleration or not.

[0] https://en.wikipedia.org/wiki/Accelerating_expansion_of_the_...