“What if I ended up to die tomorrow, what would you do for the relaxation of your daily life?”  That’s what Malaysian Samantha Khoo asked her Singaporean spouse Rene Sullivan in 2017, when he came home late from a lengthy day of work. “It was actually unexpected and it took me some time ahead of I answered her,” he instructed CNBC through video from Langkawi, Malaysia. “I explained, ‘Well, if that comes about, then I just consider my guitar … and then journey the world’.” Khoo replied, “Why are we waiting for me to die for you to do this?” Living in a sailboat alongside one another has authorized Rene…