The multiple kilograms of macerated, pounded, steamed,

bleached, and pressed trees that accompany most modern

software or hardware products (see also tree-killer).

Hackers seldom read paper documentation and (too) often resist

writing it; they prefer theirs to be terse and on-line. A

common comment on this predilection is "You can't grep dead

trees". See drool-proof paper, verbiage, treeware.