How long?

About maybe and hour or so of cool down time then about a half an hour to wrap my massive peen around it. Give or take a few more hours of clinching and cumming All in all about three days.
 
Fish!
or
It all depends how many people are assigned to the task.
Then again...
Q: How many Microsoft engineers does it take to change a light bulb?
A: None, they change the standard to darkness and then upgrade the customers.


Q: How many Freudians does it take to screw in a lightbulb?
A: Two, one to screw in the lightbulb and one to hold the penis... I mean ladder.​
 
After we all switch to lifetime LEDs, this question might be in the realm of "How many angels fit on the head of a pin?"