It's been out for a while - Facebook prompted me near the beginning of March to install it. It works well enough, though sending messages is a bit laggy. My big

It's been out for a while - Facebook prompted me near the beginning of March to install it. It works well enough, though sending messages is a bit laggy. My biggest complaint is it's memory usage though - it must have a huge memory leak since after a day or two it's memory usage is huge (bigger than the whole of Chrome, where I have many tabs open, vs. it which is just running in the background with nothing showing).