An AWS lambda function powers this Twitter account: <a href="https:&#x2F;&#x2F;twitter.com&#x2F;actdigstream" rel="nofollow">https:&#x2F;&#x2F;twitter.com&#x2F;actdigstream</a><p>Considering that the lambda function was pretty easy to write, free to run, and very portable: why would an Appengine app be better?