Techstination, your destination for gadgets and gear. I’m Fred Fishkin. This is the time of year when millions of people eligible for Medicare…try to sort through the blitz of mailbox, online and television ads to choose health coverage for the coming year. The options can be confusing…to say the least. A tech company called Chapter, at www.getchapter.com, is providing seniors with a way to get online unbiased comparisons…including consultations…for free. Founder Cobi Gantz says while the company does receive compensation from insurers, advisors are kept in the dark…