Well, the effect is that the airport needs to open earlier in the AM, so anecdotally it just shifts the entire dance an hour earlier. The problem with saying "e

Well, the effect is that the airport needs to open earlier in the AM, so anecdotally it just shifts the entire dance an hour earlier. The problem with saying "everyone come 2 hours early", is that now, if you show up 1 hour early, you have traffic from later flights. Anecdotally, when I've flown on evening flights recently, the security line is 2 minutes long (because nobody is showing up early), whereas the 6am line takes an eternity.