Two Titans of Silicon Valley, one prize, dominance in the world of artificial intelligence.

Supremacy is the real story behind the struggle to own our digital future and potentially the very nature of human experience.

Supremacy by Parmy Olson, described as a riveting tale by the new scientist, winner of the Financial

Times Business Book of the Year, and now the Waterstone's non-fiction book of the month.

Listen to the audiobook of Supremacy Now.

Welcome to Holy Smoke, the Spectator's Religion podcast. I'm Damien Thompson.

For the past couple of weeks, I've been binge watching the YouTube videos posted by Tom Ailing, a young antiquarian bookseller based in Oxfordshire who set up his own business last year, and who takes us through the very considerable

risks and even greater rewards of buying rare books for collectors, picking them up from private

collections, auctions, book fairs and other dealers,

and making, whilst often, I think, a rather nerve-wracking snap judgment about whether he can

find a new home for them and turn a profit. They're utterly beguiling little films. Tom takes

us through the often unexpected history of the volumes he

buys. Not all of them are wildly expensive first editions by any means, but books he's fallen in

love with because of their gorgeous binding or their poignant associations. I've been dying

to talk to Tom anyway because I have my own little collection of Sherlock Holmes books, among others, but I'm delighted he can join me as a guest on Holy Smoke because, as you'll see from his channel, so many of the books and manuscripts he sells have Christian associations.

They're products of the medieval church in the case of illuminated vellum manuscripts, or they're

especially desirable or intriguing editions of the Holy Bible or the book of common prayer.

And one of Tom's real specialities is of huge interest to many Christians, even if the books

themselves aren't overtly religious, the works of J.R.R. Tolkien, which can fetch

enormous, absolutely eye-watering sums, and in all their different editions, are a source

of endless fascination to Tolkien enthusiasts. I'm tempted to say the Tolkien cult, some of whom,

quite a few of whom show the author's Catholic faith. I sometimes feel as

...