Henry, 38, a software engineer, meets Anna, 38, who works in social impact marketing Henry, 38, a software engineer, meets Anna, 38, who works in social impact marketing Blind date is Saturday’s dating column: every week, two strangers are paired up for dinner and drinks, and then spill the beans to us, answering a set of questions. This runs, with a photograph we take of each dater before the date, in Saturday magazine (in the UK) and online at  theguardian.com  every Saturday. It’s been