It was downloaded, over Bluetooth, to my watch yesterday, i.e., April 27, 2019. I was surprised. Usually I only get updates when I am USB-connected to Garmin Express.
Version 7.10 appears to be a RENUMBERED 6.72 or 6.4x build! Check the Forum, they still have a ‘sticky’ for a 6.72 beta — which fixes the swim workout bug mentioned as the 1st item in 7.10!
This is expected to be a busy week for Garmin. SMILE. Watch this space.