Think of it this way: if Feb 29 didn't exist that year, it would have been March 1.
If we're being scientific I guess all of us should move our birthday up by 1 day on leap years, but that seems annoying and not sure anyone really cares enough to.
No we should move our birthday celebration up by 6 hours every year. But that would be only relevant if we were celebrating at the exact hour of our birth.
If we're being scientific I guess all of us should move our birthday up by 1 day on leap years, but that seems annoying and not sure anyone really cares enough to.