I think "these people" are actually one guy named Mark - he's been quite helpful in the past, and has been at it a long time, but might not be well .... what do you want to 'upgrade'? what parts are you wanting?
"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir "When we tug a single thing on an old truck, we find it falls off" ~ me Some TF series details & TF heater pics
