I’ve been using it since it was introduced, and I just realized how good that was when I instinctively tried to use it on a message I posted on a vBulletin forum. 
「いいね！」 9
I’m constantly trying to use it in chat. It doesn’t work there and I’m almost everytime heading this direction to leave a bug announcement 
That should adopt to every system. You guys should patent it and fast…
「いいね！」 4
That would be top-notch.
「いいね！」 2