During #ElonMusk 's regime of Twitter, searching function for non-login user has been disabled, which is murderous. In Japan, Twitter is often used as a rapid source of information in case of earthquake and tsunami. Recently, the company disabled emergency alerts due to charge for the API access. (Though the rule has been reversed for some of them)
https://www.theatlantic.com/ideas/archive/2023/02/elon-musk-twitter-blue-natural-disaster-crisis-emergency-response/673209/