What's wrong with this entry?
Anonymous. No account, no email.
During conversation compaction, large skill/prompt content is now truncated with a helpful message: "[... skill content truncated for compaction; use Read on the skill path if you need the full text]". This reduces token usage during compaction while preserving the ability to re-read full content.
Evidence
Skill truncation (search for "skill content truncated for compaction")
Strings lifted out of the shipped bundle, so the claim above can be checked against them.
Related
Other releases about the same thing. Found by shared names or similar wording; neither means one caused the other.