Where AI writing feels like betrayal.

Percentage of adults who would feel genuinely betrayed to discover AI wrote it:

Apology after a serious fight71.3%
A novel they claimed they wrote63.6%
Love letter59.9%
Eulogy54.0%
Performance review53.2%
Best-man / maid-of-honor toast39.8%
Thank-you note38.6%
First message on a dating app36.4%
Wedding vows36.1%
Retirement toast28.0%
Birthday message from your child22.8%
A text or DM in a conversation22.6%
Holiday card note22.0%
Complaint letter18.4%
Letter of recommendation18.3%
Dating profile17.9%

Source: September 2026 Machined.ai survey of 2,000 US adults.