One may have World Class equipments inside their cab ..... GPS , first class traffic infos , world class AP infos ...... when come to troubles like accident , tyre punctured , battery spoilt , dashboard lighted up , Sonata on fire ...... what equipements also no use , advices and help from fellow human beings will be the best resort .
Chinese there is one say : 在家靠父母，出外靠朋友。
Lone ranger ?
Nay ...... in army , i already understood why SAF adopted Buddy Buddy system .
There must be a reason .
Rambo ? Nay rubbish .