Prior to Microsoft at least, it was quite decent. And way ahead of everyone else in terms of actually-usable video/voice chatting, file transfers, etc. It all

Prior to Microsoft at least, it was quite decent. And way ahead of everyone else in terms of actually-usable video/voice chatting, file transfers, etc. It all just worked, and it did so quickly. Now.... holy cow. Use something else. It's dramatically worse in pretty much every single way.