Bitcoin miner Cipher Mining on Friday announced it had upped the price of its convertible debt offering, one day after revealing a $3 billion AI cloud hosting deal backstopped by Google. The Nasdaq-listed miner said its convertible senior notes were now priced at $1.1 billion after initially being offered for $800 million. The notes will be for "persons reasonably believed to be qualified institutional buyers," and will be due in 2031. Senior notes are a form of debt a company can issue to investors. Conver ...