Bowling has seen better days. Lucky Strike Entertainment Corp., the dominant player in the business, has lost nearly half of its market value in the past year and had the rating on its debt cut further into junk territory. Higher borrowing costs and iffy consumer sentiment are factors, but Americans also just don’t seem to want to bowl that much anymore. And it’s not just bowling. Demand for other social forms of leisure is on the decline, too. Dave & Buster’s Entertainment Inc.’s disappointing earnings and country clubs’ declining membership are cases in point. There may be a boom in exclusive members’ clubs in big cities. But for most Americans, the places that provide outlets for in-person connection, such as recreation and senior centers or the grocery store, are closing. It reflects a long-running trend in how we socialize, or don’t socialize at all. Americans are spending much more time alone and on their screens. A less social nation not only portends big economic shifts, so-called “third spaces” closing and businesses running into trouble, but also impacts our