Quote Originally Posted by Tanooki View Post
Wouldn't the obvious answer be because Miyamoto didn't design it that way? You're not being rewarded for a waypoint at the end of a substage, you're clearing a castle and getting the old fake out up until world 8. The reward is to win the princess, or what should have been her at least.
However, such a bonus is given to you in these levels in Super Mario Bros. 2 (Japan) as well as in Vs. Super Mario Bros. and All Night Nippon Super Mario Bros. That is why I brought it up.

~Ben