A lot of very smart people have said that those who do not learn from history are doomed to repeat it. Other people say that nostalgia bait…ahem…“retrospectives” get a lot of clicks. They’re both right, and I thought it might be both fun and educational to take a look at some of the dead UI conventions of yesteryear. It’s good to remember why they ever lived, and how and why they died. It gives us insight into how best practices…