Not a crime to dine It amazes me that dine-and-dash diva Pei Chung, whose crimes are all nonviolent and pertain to her skipping out on the dinner bill, sits in a cell on Rikers Island ( “Dine dasher ducks court,” Feb. 5). Meanwhile, I read stories about subway slashers and violent repeat offenders who are somehow still out on the streets. What’s going on in this city that it’s tough to tell which criminals are really dangerous? Let Chung out of prison to make room for the people that really