A lot of those are also being retrofitted with newer gauges... Garmin has a whole series of products that is basically "take your six-pack and make it digital!"

A lot of those are also being retrofitted with newer gauges... Garmin has a whole series of products that is basically "take your six-pack and make it digital!" sort of stuff. I think your ADS-B analogy is spot on -- I'd imagine this go somewhere in the same way as that.