I once found a bug in a weather applet that only occurred when the temperature exceeded 100 degress. The 3-digit temperature caused a cascade of formatting issu

I once found a bug in a weather applet that only occurred when the temperature exceeded 100 degress. The 3-digit temperature caused a cascade of formatting issues that rendered part of the applet unreadable. I believe the author used Celsius, and so would never have encountered this bug on their own.