has become a science in the hands of GOOD steady calm individuals ….Its NOT for everybody …you need to trust your equipment ,you have no choice …Thats why the buddy system is so important ..if a hose breaks your buddy better be close by to share his air with his spare regulator or have practiced” buddy breathing”in training..Its all about experience ,not book learning…..you need to get comfortable underwater know the rules,the depth tables for no decompression diving .Plan your dive and Dive your plan ..I have no doubt thats what they did in Thailand ..It took a very disciplined approach to pull off what they did …They certainly have my respect for thier accomplishment especially with untrained teenagers being given a crash coarse in cave diving ..WOW the stakes were high ! Those teens became men real fast !
They had some really good teachers Cousteau would have been proud ….