As the 1MDB facts come to light, we caught a glimpse of the capacity of crazy rich people. Or rather, the max limit if you have unlimited amount of money to spend. It was reported that Najib, his wife and several others spent 700m ringgit or close to USD 200m on 12,000 pieces of jewellery, 284 designer handbags, 423 watches and 234 pair of sunglasses. In my mind, I believe this marks the possible cap for a lifetime of spending for rational people. No rational person would spend more than USD 200m in his lifetime. Note that the key word here is rational. Conversely, we discussed in the first post on this blog what is the lower bound for spending. I believe the numbers had not changed much. But I also came across an interesting concept which is not tied to a fixed absolute number. According to Mr Money Moustache,