If used for VNC or long text reading I'd go new iPad. As other have indicated, I think over a year or two you'd get most of the surcharge on memory upgrade back when selling.
Fun post this morning...
How to Finally Figure Out What’s Going On in ‘Game Of Thrones’ http://flavorwire.com/287071/how-to-finally-figure-out-whats-going-on-in-game-of-thrones
Two things currently...
The so far very engrossing 1861: The Civil War Awakening by Adam Goodheart
and possibly soon to be my favorite accidental bridge been fiction and non-fiction...