If you did and you really don't have time to sift through everything, Google's Aygul Zagidullina captured notes in very short bullet point format that makes it quick and easy to consume.
So for those that missed it, here are her notes:
Latest Google+ stats:
- 20 launches in the last 4 months
- 540M active users across Google
- 300M active users in the Google+ stream
- 1.5B photos uploaded every week to Google+
- 20x increase in Google+ video uploads
- Location sharing (text Hangouts)
- Animated GIFs (text Hangouts)
- SMS support (text Hangouts)
- Plan > promote > manage (video Hangouts)
- Auto awesome (video Hangouts)
- Google+ Gallery "Moments that matter"
- Full-size backup on iOS
- 1000 more words in computer vision photo search
- Search images in your library or across your circles
- Auto enhance: low or high and on album-by-album basis
- New Snapseed filter: HDR Scape
- New Nik Collection feature: Analog Efex Pro
- Two new awesome effects: action, eraser
- Auto awesome movies (auto and manual flows)
Of course, they did this all during a black out, as Vic Gundotra said on Google:
Just lost half the power in the building/block.
Here is one video of one of the awesome new features:
For some more images and details on this Google+ update, which is filled with new stuff, see the links below.