Just because Carl Icahn expects AAPL stocks to still double from here (even as he found many greater fools to sell all of his NFLX stock to) doesn’t mean he doesn’t think the market is not a bubble. Quite the contrary. And as the billionaire investor just tweeted, following his early disclosure that he is still very bullish on AAPL until he finds enough willing buyers – which for a position of his size could only be the company itself which explains his constant push for AAPL to boost its buyback – Icahn just noted that the market is “extremely overheated”…