I'll do you one better. Before all of that, Groove was a workgroup product, started by the famous Ray Ozzie, which was acqui-hired by Microsoft, and then spiked

I'll do you one better. Before all of that, Groove was a workgroup product, started by the famous Ray Ozzie, which was acqui-hired by Microsoft, and then spiked. It was brilliant. There's been nothing like it since. (Except maaaybe Slack.)