Tesla's stock split should be a game-over moment for Wall Street bears (TSLA)

· Last week, Tesla announced a 5-for-1 stock split, setting off a 20% rally for shares that were already at vertigo-inducing levels.
· For bulls, it was a buying opportunity.
· For bears, it was more bad news. 
· And for anyone wondering why Tesla is worth more than GM, Ford, FCA, and the VW Group combined, it was an...