Forget Sleeper’s orgasmatron or Barbarella’s Excessive Machine. Among the many dispatches from all corners of the world to hit L.A. Daily’s copy desk is RealTouch’s announcement of a very real gizmo for men that allows pleasure seekers to seek no further than their own laps — and laptops. The device is being ballyhooed locally just in time for this weekend’s Erotic L.A. Expo at the Convention Center.