Technology@Intel · Why would a 32GB SSD cost more than an 80GB SSD?

http://blogs.intel.com/technology/2009/05/why_would_a_32gb_drive_cost_mo.php: "These two analogies are exactly what's different between the two types of flash. The same shotglass (or cell), is holding either a 1 or a 0 in SLC, or 11, 10, 01, 00 in MLC. It takes a bit more work to fill that second glass. It's not that hard to read between the lines, but filling... that's a harder story."