..your right. The spirit of my hack was really just that - to apply the well known data structures and algos to solve a problem. Its unusual to want fast, lar

..your right. The spirit of my hack was really just that - to apply the well known data structures and algos to solve a problem. Its unusual to want fast, large and cheap all together - if you really want to squeeze things you might look at how modern SSD performance can be exploited - my hack is just one instance of that.