There may be an equivalent shop for the Wintel universe, but if so, it keeps a low profile. Computer consultants suggest you call the manufacturer for a referral to a repair facility. Its stores never close, and there are about a dozen sites scattered throughout Manhattan. Zabar's is the delicatessen to end all delicatessens. For the traveler, its most useful feature is the kitchen gadgets on the second floor, though the food sections on the first floor may give you ideas.
Smoking is forbidden in most enclosed public places other than bars and small restaurants.
If you must light up, do it in your hotel room if this is allowed or join the smokers who congregate in front of office buildings. All are available at newsstands and bookstores.