“We still don’t have driverless cars in 97% of the world after a decade’s promises; hallucinations haven’t gone away. Home humanoid robots are nowhere in sight.”
Our reading, the sentence that was checked:
Driverless cars are absent from 97% of the world, hallucinations persist, and home humanoid robots are nowhere in sight.
Assessment: Unresolved Evidence as of
Where and when Gary Marcus wrote it
Marcus on AI, Casey (Newton) Strikes Out, paragraph 36.
- Said
- Source observed
- live page, full text, public
- Evidence as of
- the cutoff for this assessment
- Assessment recorded
- assessment marcus-casey-newton-strikes-out-dc953a-a1
We recorded 10 claims from this post. See every claim from this post.
The wording above is the version this site observed on 2026-10-28. The source may have been edited after 2024-12-11. This page does not claim the wording was captured then.
What the claim commits to
- Kind
- Observation
- Deadline, as the speaker wrote it
- None stated. This site does not add one.
- Deadline state when assessed
- No horizon
- Deadline state on 2026-10-29
- No horizon (the release’s reference date)
From the speaker
- driverless cars in 97% of the world
- after a decade’s promises
- hallucinations haven’t gone away
- Home humanoid robots are nowhere in sight
Our interpretation
- Assess the conjunction of three observations at publication, using December 1–11, 2024 as the current reporting window.
- Driverless availability means ordinary public access to cars operating without an onboard driver.
- Do not substitute population, land area, countries, or road mileage for the unspecified denominator of 97%.
- Hallucinations persisting means nonzero factual fabrication in contemporary language models.
- Read home humanoids as consumer-ready humanoid household assistants. Prototypes alone neither establish consumer readiness nor prove that readiness is imminent.
- The decade of promises is background framing, not a separate dated forecast with identified promises.
Counts as supported if: Evidence establishes the stated global absence rate under a defensible denominator, continuing hallucinations, and the absence of consumer-ready home humanoids in the target period.
Counts as contradicted if: Comparable evidence establishes a materially different global absence rate, elimination of hallucinations, or consumer-ready home humanoids in the target period. Identify any contradicted component separately.
Retrospective: these criteria were written after the outcome was public.
Current assessment
Was it true for the period described?
Outcome: Unresolved
The record was checked, and the evidence available by the cutoff does not settle it.
Scored on a plain reading. The speaker named no measure for this claim, so it was judged on the reading an informed reader would take, stated below under our interpretation. Both reviews had to find that reading fair.
- Evidence as of
- Deadline state when assessed
- No horizon
- Assessment recorded
- Policy version
- 2026-10-28.7
Rationale
The hallucination component is supported by OpenAI's December 2024 evaluations. Waymo's announcement documents a geographically limited service, but cannot establish 97% worldwide absence. The retrieved robot records also do not settle consumer readiness in the target period. Partial support is insufficient to support the whole conjunction, and no verified component is decisively contradicted.
Limitations
- The percentage is not reproducible without a denominator.
- Public service, testing, and privately owned driverless vehicles are different categories.
- The robot wording could refer to availability or perceived proximity to availability.
- Unverified search snippets were excluded.
Evidence (2 items)
Supports the claim: OpenAI,
hallucinate less frequently
Why it matters here: The released model's results include nonzero hallucination rates: 0.44 on SimpleQA and 0.20 on PersonQA for o1. This establishes the hallucination component while also documenting improvement.
- Publisher
- OpenAI
- Kind of source
- Company disclosure: the company describing itself, not an independent finding
- Describes events of
- Public from
Context only: Waymo,
expanding to Miami!
Why it matters here: The announcement identifies existing trips across Phoenix, Los Angeles, San Francisco, and Austin, with Miami riders planned for 2026. One operator's footprint cannot establish the claimed worldwide percentage.
- Where
- Opening paragraph
- Publisher
- Waymo
- Kind of source
- Company disclosure: the company describing itself, not an independent finding
- Describes events of
- Public from
What would settle it
A defined denominator and dated global driverless-service inventory, together with verifiable December 2024 household-humanoid availability and capability records, would settle the remaining components.
Where it was said (1)
Said once in the sources this register covers.
: Marcus on AI, Casey (Newton) Strikes Out
We still don’t have driverless cars in 97% of the world after a decade’s promises; hallucinations haven’t gone away. Home humanoid robots are nowhere in sight.
- Where
- paragraph 36
- Published
- 2024-12-11
- Source observed
- , live page
- Access
- full text, public
History
Assessment versions
- Assessment marcus-casey-newton-strikes-out-dc953a-a1: Current. Outcome: Unresolved. Evidence as of 2026-10-28. Public date not recorded.
Recorded events
Assessment publishedBy this site
First assessment published after both reviews and the final-text check passed.