It's been popularised by Gregory K. Pincus - and Da VC of course - and hundreds of them have been written in the last couple of months. There are heaps of great Fibs on GK's blog and also wordfreaks and other places.

Here’s his first one

Gregory K. Pincus wrote:One

Small,

Precise,

Poetic,

Spiralling mixture:

Math plus poetry yields the Fib.

And one for math initiates from geomblog

Suresh Venkatasubramanian wrote:I

like

to blog.

Frequently.

Theory matters.

Computer science (theory)

is my home and geometric algorithms are

sublime. Let P be a set of points in general position in the plane. Amen.

Here’s mine – Fiboku

Time

For

Numbers

Nine in line

Numbers that entwine

My lines of nine look real fine

I’ve got oodles of numbers but I'm minus the time