Google changed the way this works with a move to MONETIZED DEVICES. There are a few posts about this so the short answer is yes, it's true.
Here's a link about it.
So, in short, a Smart TV is not a PC.
Why is it I can bring up so many "you tube" movies on my computer and when I load You Tube on my TV I can on get a fraction of these ? What am I doing wrong ?