Readers reply: what would be the most socially useful way to spend a billion dollars?

The long-running series in which readers answer other readers’ questions on subjects ranging from trivial flights of fancy to profound scientific and philosophical concepts • This week’s question: what would happen to the world if computer said yes? I’ve always thought it would be good to acquire an old warehouse in every town throughout the land and convert it into low-rent community workspaces for artists, local charities and small businesses getting off the ground. A kind of people’s WeWor...