[speeder]

Not if they keep changing stuff.

The stadium in question was the one for bicycle racing, it was built for the Pan-American games.

Right after those games, IOC decided to change the percentage of seats allowed behind pillars.

So they concluded the solution, instead of reducing amount of seats or something, was to demolish the entire stadium, and build a new one with the support pillars in new locations.

[toyg]

You are not looking at this from the right perspective. Nobody really cares about pillars and views, but a lot of people do care about construction money. Reasons will be found.