Fancy algorithms are slow when N is small, and N is usually small.
Such is modern computing: everything simple is made too complicated because it's easy to fiddle with; everything complicated stays complicated because it's hard to fix.
Not only is UNIX dead, it's starting to smell really bad.
There's no such thing as a simple cache bug.
Using Unix is the computing equivalent of listening only to music by David Cassidy.
There's nothing in computing that can't be broken by another level of indirection.