Operating a network service is now illegal by default. Yes, the exceptions are large enough to accommodate most legitimate businesses. Yes, the likelihood of enforcement action against a small player is low. But the normal course of websites has so far been miles and miles away from the nearest illegal act. Now they are right up against the letter of the law merely for calling listen(). The only other law to come that close to the normal operation pure-internet entities is copyright, and it’s drawn similar ire. While it’s true that websites have always been prohibited from committing murder, the possibility of committing murder with a website is so remote as to be absurd.