Originally Posted by
exerda
The amazing thing is that the A gates are an improvement over UA's prior express operation at IAD, the G concourse.

Which was a vast improvement over the previous gates where during the summer you couldn't wait to get on your little J-31 or J-41 where it would be better than sitting in the terminal.
So IMO those who complain about the A gates don't know how "good" they have it.