&gt; That&#x27;s a political decision, not a technical regression.<p>It&#x27;s both.  Private supersonic flights are no longer available, and it is more of a pain in the ass to get on the inferior flights that are available.<p>I could go on, but it&#x27;s moot -- the only point I&#x27;m here to make is that progress always been paired with regression, and it&#x27;s always going to be a personal decision as to whether the tradeoffs were good ones.