Softbank, the great Japan based holding company (not a bank), has agreed to buy Ampere Computing, an important chipmaker based in California. According to a report from Reuters, this is an all-cash transaction, for $6.5 billion on the barrelhead. Now: I would not have you draw the conclusion, "the smart money is getting into chips, maybe I too ought to be getting into chips!" Softbank hasn't always been all that 'smart' in its use of money, I'm afraid. Softbank was, for example, a big investor in WeWork, the company that gave some excitement and Silicon Valley gloss to the idea of shared working spaces. The business plan was simple: enter into long-term leases for a lot of office space, and rent it at for shorter terms and higher rent. WeWork looked good in the period 2010-2019. It was a private company and could keep most of its cards close to its vest. Then it decided that there was money to be made in an IPO. But a public offering requires complia...