Seven letters written to Elon Musk about the questions engineering cannot answer for us: whether heaven is a place, whether the universe is listening, whether a machine can dream, who is really driving, where truth lives, what is left when the models stop holding, and one last letter. Philosophy, written as correspondence rather than as a lecture.

No. You can begin reading Letter One immediately with no account, card or email address. To unlock the complete letter free, enter your email at checkout and use the reading key we send you; no payment details are required. Read it, and decide from there.

A download and a reading key. The key opens that letter in the Veluna Press reader, which runs in any modern browser on a phone, a tablet or a computer. There is nothing to install.

Only the first time. Once a letter has loaded it stays on your device and reads offline - on a plane, on the underground, anywhere. Your place is kept too.

Yes. Every letter includes built-in read-aloud. You can adjust playback speed and choose from the voices provided by your browser or device. Voice quality and availability vary by platform.

Yes. The Complete Bundle holds all seven letters and costs less than buying them one at a time. You can also start with a single letter and buy the rest later - nothing is wasted either way.

The licence covers one reader. If you want copies for a class, a book club, a congregation or a company, write to us - we do group licences gladly and cheaply. The detail is on the Licensing & Distribution page.

Letter One is free in full, so you can judge the writing before paying for anything. Once a paid file has been downloaded, the sale is final. But if a download fails or a file is wrong, we fix it or refund you - see the Refund Policy.

No. Dear Musk is an independent work of philosophical writing addressed to a public figure, in the long tradition of open letters. It is not affiliated with, endorsed by or connected to Elon Musk or any of his companies.

Write to letters@velunapress.com. A person reads every message, usually the same day.