>>94204672Most modern buildings, particularly skyscrapers, and built pretty damn tough. Consider how fast the wind can get up at those heights, and imagine the amount of force that would put on a building or a flagpole. Now multiply that by twenty because no one wants to take even the slightest risk of getting sued when their flagpole falls 200 feet and spears a nine-year-old.
If he webbed someone's flowerpots or personal satellite dish or something, then that would be sketchy. But generally, a corporate skyscraper and anything on it wouldn't blink at an 180-pound-man smacking into it unless he did it at truly incredible speeds.