Yes, yes, skibur. You've found the best case.

But the OP wanted to know specifically about the DS Folio case, which a few of us have also found to be of some use for packing up our N800 and keyboard. The Folio is easier to find for some of us, too; I bought mine at Wal-Mart.

Also, a note about my first post:

The keyboard is the same as the iGo Stowaway, even though it is branded as a Dell. Here's a pic of it unfolded: