. >> reporter: jim viola, manager we told you about earlier. >> how much time before enough is enough? >> well, that is the hard question to ask. >> reporter: maybe that is because he told us he decided to a few years ago the only helicopters he would fly would be helicopters with the latest crash resistant fuel systems on board. >> i was at the point where i wasn't going to fly in a helicopter that dent didn't have the up-- that didn't have the upgrade. >> the faa would refuse close to 5,000 helicopters in use today. fool when i catch a skid and it catches fire. >> reporter: to date, the faa sees no problem if others, many unsuspecting, decide to fly in one. people like dave, who spent more than a year in the hospital. >> reporter: what do you say to him? >> that is where i said that change could happen. right now, industry can stop producing aircraft that don't have this. >> reporter: industry, the same industry that has waited 4 decades for guidance from the faa. no wonder rector is concerned about more fires. >> good people have to get off their rear end and do something. >> repor