The Genebank file Saving the soup Plotting graphs Starting off Double-click the MacTierra program to start it. You should see the soup rapidly fill up with offspring of the ancestor creature, some of which will differ slightly because of mutation and copying errors. You can specify the rate at which the display is updated on the Special menu, on the Updates submenu.
More frequent updates slow the program down.
The Load item specifies how much CPU time is taken by MacTierra when it is running in the background. Leave this on Heavy unless your foreground application slows down unacceptably. MacTierra can be left running in the background. Five items on the Special menu allow you to overlay the soup image with graphics which show various information. Show embryos overlays with grey those creatures that have been allocated space, but not yet separated from their parent creature.