As we all know, elementary is in preparation for Beta 1 which everyone is anticipated about.
However, it seems like it is taking a much longer time as usual.
In reassurance to that, elementary team always emphasize on the motto of "When it's ready" - easily interpreted that the team would not rush the project in favor of a predetermined date.
Elementary team is set to deliver high quality materials to their users and not just for the sake of releasing it.
When its ready