Earnings on deck this afternoon for Apple and Amazon will likely decide if the stock market can end what's so far been a rough week on solid footing. Apple is up 25% year to date, making records and a seeing a 7% rally since the S&P 500 peaked on June 2. Options traders are braced for a bigger-than-usual move on earnings, with implied volatility pricing a 3.4% move after the report drops — more than double the stock's median 1.5% move after its past four reports. Unfortunately for bulls it's been tough to g ...