Talk about the rich getting richer. Alphabet, parent company of Google, has been one of the best-performing stocks of the year, up nearly 70%, and now has a market capitalization of 3.8trillion.Thecompanyalsohappenedtomakewhatcouldturnouttobeoneofthemostlucrativestartupinvestmentsofalltime,whichcouldfinallybearfruitnextyear.In2015,Googleinvestedaround900 million in SpaceX for a stake of around 7% in Elon Musk's space company, which was then valued at $12 billion.Now Sp ...