It make the 53cm top tube look longer than it is, and the frame smaller than it is.
This is also why the cantilever brake cable is at an awkward angle due to the seat stay being lowered than usual otherwise had the seat stay met at the seat clamp, the cable would be parallel to the seat stay.
The other reason is simply that it make the bike look a little more unique on top of the custom made fork crown (will need to take photos of that).
It’s mainly to look in proportion.
It make the 53cm top tube look longer than it is, and the frame smaller than it is.
This is also why the cantilever brake cable is at an awkward angle due to the seat stay being lowered than usual otherwise had the seat stay met at the seat clamp, the cable would be parallel to the seat stay.
The other reason is simply that it make the bike look a little more unique on top of the custom made fork crown (will need to take photos of that).