It's not hard to come up with ways that things could go wrong. The world is unpredictable. You could find a dangerous animal somewhere you'd rather not want to. You could get totally covered in paint during an accident. You could spill a whole bunch of eggs or a boulder could crush your car. As many flavors of failure and chaos there seem to be, life just keeps inventing more.
There's a right way and a wrong way to demolish an office, and it's looking like these guys took the wrong way. Maybe they shouldn't have taken their boss's orders so literally, or could have planned better. Either way what they got was a big headache. This one didn't come down on anyone, but it's not uncommon for a boss to orchestrate their own downfall.
Humans aren't perfect, so naturally we're bound to make mistakes at work. It's when we're using expensive tools, or facing ten angry customers that a really big screw-up can have some extreme consequences. In the right field of work, one misplaced screw or faulty measurement can turn into literally millions of dollars of losses. We try not to think about those.