Does anyone happen to know what the camera policy is for the LPU Summit on Wednesday in Chicago?  And also if that policy will apply for the concert as well?    Under the 'What to Bring' portion of the LPU Summit details list, they list cameras.  But I'm sure it can't be just any type of camera (DSL-R's and whatknot).  I'm planning to purchase a brand new camera for this very special day and woul…