I mean, it is tempting if you are a soulless politician that only thinks as far as the next reelection. In 2008 the economy and therefore city finances were just a tiny bit under the weather. If you are then able to pull a deal that nets the city over a billion dollars, that’s great. You won’t be there to see the repercussions and you bolstered the balancesheet for a year, what’s not to like? /s

It depends on the type of supporting structure for the panels. In Germany a company built it tall enough to use their normal farm equipment: Image

I’ve seen pictures of massive tractors pulling several ploughs side by side in the US, that would most likely not work with this, but there are plenty of solutions for anything on a slightly smaller scale.