I saw it this morning and F*CKing LOVED it! I'm a massive fan of the Before trilogy, but I wasn't sure if this could live up to the critical hype Boyhood was getting. All of my expectations were completely surpassed.
It was very powerful to watch the two kids grow up, and the performances were excellent. I was involved during every phase of his life; like the Before films, there's so much to be found in the ordinary everyday.
I thought it was a beautiful achievement and the time lapse never felt like a gimmick.
SPOILER*************
The scene that got me sobbing was the one in the restaurant where the manager It's a Wonderful Life-d Patricia Arquette. It took me completely by surprise and I just lost it.
Marie: Don't be in such a hurry about that pretty little chippy in Frisco.
Tony: Eh, she's a no chip!