https://www.ithome.com/0/133/915.htm
Fifa has not commented since Grafström spoke and remains determined to ensure the World Cup, which starts on 11 June, goes ahead as planned, but several sources have said that if its hand were forced by Iran’s withdrawal the replacement will probably come from the Asian Football Confederation.
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The efficiency problem becomes obvious when you consider a user who accesses a website site many times. For example, imagine using an anonymous credential to replace Google’s session cookies. For most users, this require obtaining and delivering thousands of single-use credentials every single day. You might mitigate this problem by using credentials only for the first registration to a website, after which you can trade your credential for a pseudonym (such as a random username or a normal session cookie) for later accesses. But the downside of this is that all of your subsequent site accesses would be linkable, which is a bit of a privacy tradeoff.
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В Иране заявили о поражении американского эсминца02:21