The launcher still has the maintenance alert and the Amplifiers UI looks like the old version (afaict from the images in the news story about the changes to it).
I don’t think it dropped yet. I have not patched.
I saw this post from a Dev:
Due to the on-going severe weather situation in Austin, TX (where our studio is located), we are going to be delaying today’s scheduled maintenance. It is still our goal to get out Game Update 6.2.1 as soon as possible. We will pass on updates when we have more information.
This does affect some other things as well:
Possible issues when reaching Support
Thank you for your understanding!"