It&#x27;s a feasible strategy - there are thousands of entrepreneurs who did just that: do an MSc&#x2F;PhD in Finance&#x2F;Economics (or these days just any old STEM subject), join a bank&#x27;s trading floor or a big investment company, put aside 2-3 million in 10-15 years - then get out of the rat race and create a start-up or become an angel investor.<p>Of course there&#x27;s ten times more people who inherit a million or two of seed capital instead...