If you call a tail a leg
If you call a tail a leg, how many legs does a dog have?It’s riddle time.
Q. If you call a tail a leg, how many legs does a dog have?
A. Four. Because calling a tail a leg doesn’t make it a leg.
Now here’s another one. I’ll leave the answer as an exercise for the reader.
Q. If you estimate a new feature will take 10 hours to complete, how long will it take to complete?