I'd start with a new set of plugs. Does the car use oil, smoke, misfire, lose power, or anything out of the ordinary? If the plugs have never been changed in 71,000 miles, it could be time.
Some threads or forums are better for reading than for posting. I just don't like getting worked up and tense over petty stuff when somebody posts a smart-ass remark to something I say. Politics is especially bad for bringing out the worst in people.
Another old timer (over 50). Toked on and off for about 35 years. A lot of my google searches have brought me to here so I finally decided to join up. Is there an age poll somewhere on here?