The fall of the House of Assad will likely be celebrated by many in the West. But banking on the well-heeled Syrian expatriate community to come to power for any length of time is a losing bet. The exiles may have won the support of the Obama administration and others, but have little chance of holding power in Syria for any length of time, barring international occupation of the country. And nobody thinks the United States has any appetite to occupy another Arab country militarily, even for a relatively short period of time