Urgent.News

What's breaking now, across thousands of outlets.

More in Tech

The undo has to exist before the write does

An agent that changes something runs in the order decide, act, report. Verification, where there is any, reads what already happened. That's a fine shape for a log.

  • Undo must precede write operation in revisionist logging approach
  • Each change given unique canonical identity with verified inverse
  • System requires inverse-capable tools, currently only 13.8% available

More from Sunday 30 August →