4 ms·

You can definitely do that in an image-based Smalltalk system, it is necessary to support the code browsers. I imagine the lispm devs had the same reason.

• jhgb 5y ago
  What I had in mind was that this is also necessary to support an on-disk object database.
  • jdougan 5y ago
    That can be trickier, but Gemstone/S did it transactionally.