Some pictures are worth a thousand words. And exceptional real-estate photography is worth untold millions in sales in New York. That’s why the bargain-hunters sniff out apartments that look entirely unpresentable online. Take this Midtown co-op, formed by merging two units on the 35th floor of a brown brick behemoth of a certain age. The only interior that the listing even pictured was the building lobby, with beige Barcelona chairs on travertine flooring. The apartments themselves were a no-show.