[poirier]

Because he's an _artist_ interpreting his experience of the physics of time.

[andrepd]

But he is not interpreting his experience. If I understood him correctly, he is claiming his differing perception of time vs his grandchildren is due to some physical phenomenon.

PS: Which is a funny thing, since this is another article trending right now at HN: https://www.wired.com/story/these-physicists-watched-a-clock...

[icebraining]

I'd say he's wondering rather than claiming. Hence the use of "maybe" and question marks.