This is a nice expansion of a very thoughtful bitcointalk post. However, a key point remains what you can do with the coins. This is half of the equation, and an important half, but the development of things to do with the coin are important as well. The daily 'costs' is good on the supply side, but there is still the demand side.
That said, it looks bad for the poor doges.
Thats why i'm happy i bought some Quark. It's 58th on that list and developments are going the right way.
$900 daily maintenance for a coin worth about $20 million, that's one of the best ratios