Some people, and you’ll find plenty of them in the value crowd, are skeptical of high growth, low or no profits regardless of what else is happening in the economy and would rather find an unloved firm without any headlines than argue about when Twitter Inc (NYSE:TWTR) will become profitable. Investors are used to ignoring such consistent naysayers, but when venture capitalist Marc Andreessen, who has made his fortune in the tech world, says that there’s a problem it’s another matter entirely. Andreessen: Cash-burning startups will struggle when the market turns In one of his signature multi-part Twitter-storms (h/t William…