iTerm2 with the new renderer is awesome. Even without it on a slow old mac, you can tune it to behave normally. One thing I found in the past was that particula

iTerm2 with the new renderer is awesome. Even without it on a slow old mac, you can tune it to behave normally. One thing I found in the past was that particular fonts would slow it down a lot - never bothered to hunt down what was going on, but I think the author was/is doing something a little odd there.