Wee, sparsest, QR-factored Matrix,
O, what a panic's in my math tricks!
Thou need na space thine eigs like hay sticks
Wi' ditherin' low-bits!
I wad be laith to rin a quick fix,
Wi' murd'rin' page hits!
(or at least the first verse) read the whole thing - preferably with the correct accent - you'll find an mp3 on the linked page.