If you're one of the lucky few who already has a Samsung Gear Live from Google or by other means, you'll probably want to check for an update. The small (it was quick to download) update is still Android 4.4W (naturally) and is build number KMV78V. Likely this addresses some of the bugs that were in place, as there are no readily apparent user-facing feature changes. We'll keep digging.
To check your Gear Live for an update:
Sound out if you notice anything new!