Think Pascal调试器是如何让它如此具有传奇色彩的？

I have been sharpening the coding knives and getting back into dev. A few years ago, many people mentioned that the Symantec Think Pascal debugger that came on the (classic) Mac was the absolute bee's knees, and that nothing else was like it anywhere. I found that statement odd, considering that no one has tried to clone said debugger... what was it exactly that made this particular debugger so special ?I have been sharpening the coding knives and ge