dkd903 writes "The Debian Project has announced that the upcoming release — Debian 6.0 'Squeeze' — will have a completely free Linux kernel. This means that the Linux kernel which ships with Debian 6.0 will not have any non-free firmware. The Debian Project has been working on removing the non-free parts since the last two releases. With Squeeze, they are finally realizing that goal."
egrep patterns are full regular expressions; it uses a fast deterministic
algorithm that sometimes needs exponential space.
-- unix manuals