In the Gmail: A Behind the Scenes Video
mail.google.com/mail/help/gmai ...

I found a javascript for show latest videos that get JSON posts feed from this blog
gmailbehindthescenes.blogspot. ...

Strange blog that only has youtube id as post content. Interesting JSON use

Should google consider this blog as spam?

"[Blog spam] is done by **automatically posting** random comments or **promoting commercial services** to blogs, wikis, guestbooks, or other publicly accessible online discussion boards."
en.wikipedia.org/wiki/Spam_in_ ...

Nope.

And many outgoing links from your blog.

Mine was blocked by the bot for some 20 odd days due to the same