"OTA (Over The Air) Push / Pull Details DROID Charge (i510) – MR3 Version EP4 will be pushed Tues 11/29 at noon to 1K customers followed by 19K at 9:00PM Eastern. There will be the ‘soak’ period to evaluate the push. Upon success, beginning Thurs 12/1 at 11:59PM we will ramp up the daily push quantity to 100K, followed by the remaining base on Fri 12/2. Users will not be able to pull the software. Download times 2–5 minutes – depending on network conditions."
Looks like the majority will get it later in the week.