from the you-can-grep-a-dead-tree-treesheet dept.
Aardappel writes "TreeSheets has been available as freeware for Windows / Linux / OS X since 2008, but is now also Open Source (ZLIB license). TreeSheets is a cross between a spreadsheet (you can create grids) and an outliner (you can create grids inside grids) allowing you to create almost any structure to organize your data in."
If a 6600 used paper tape instead of core memory, it would use up tape
at about 30 miles/second.
-- Grishman, Assembly Language Programming