The Gang of Eight may be ideologically diverse, but that doesn't mean there won't be significant resistance to the plan once it's released -- especially among wary conservatives.
If the Dutch follow the Finns in voting in large numbers for an anti-euro party, that would either increase resistance among creditor countries to using the bail-out funds, or mean even tougher conditions for debtor countries.
The market is fresh off five consecutive up days which, in a mean-reverting market environment, suggests an increased risk of a downside move as technical traders take profits around resistance levels.