I am not sure what took so long, being that Google+ is so important to Google. The Google Webmasters team finally made their own page on Google+ at +GoogleWebmasters and announced it on Google+.
They had a Twitter account for years at @googlewmc and now playing catch up on social media, adding their own on Google+.
Don’t get me wrong, many Googlers on the webmaster team are very active on Google+. Just not on the official Google channel, now they can be.
Last night, Google announced it on Google+ saying:
They then posted this picture:
I wonder if they will keep it up? I assume the Matt Cutts videos will be posted here frequently, as they are on Twitter.
Forum discussion at Google+.