Although known for some decent investigative journalism, ABC-TV’s 20/20 show went all tabloid last night, retracing the journey of televangelists Jim and Tammy Faye Bakker. I thought I’d quickly share some observations. The big question for both my wife and I was: Why dredge this up now? There’s no breaking news, and really no new information. Given the fascination Americans had for the Bakkers as their life unravelled, I suppose there are some who are attached to the story, soap…