4 ms·

generally they wait until something explodes or they cannot add any features to the unmaintainable mess and they have no choice :)

• giantg2 2y ago
  Yep, this is what my experience is. It could be a cost explosion too, like using expensive mainframes and migrating to something else before the MIPS cost explodes.
  • Muromec 2y ago
    Did somebody successfully migrated from a mainframe? Asking for a friend.
    • giantg2 2y ago
      Yes, I've heard of some systems successfully migrating from the mainframe at my company. It tends to be a painful process. There are still some apps that need to be migrated.