To celebrate the 50th anniversary of the BASIC programming language, Apple co-founder Steve Wozniak has recounted how he wrote BASIC for the Apple I from scratch. His primary motivation was gaming, which he felt could spark a mainstream interest in home computers. follow link
Avoid Long Hierarchical Menus
If you right-click (or Control-click) on some item, such as a file in the Finder, and one of the sub-menus has many options (Open With is a frequent culprit), it may take several seconds to open, even on a fast machine, which is annoying if you did not actually want that sub-menu.
The trick is to not pull the cursor through the menu, but in a curve around it, so the cursor does not touch any menu items until lower on the list where you wanted to go.
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Steve Wozniak on How He Wrote BASIC for the Apple I