Virtual pointer stick

April 2001, English revision 28.08.04

Now that we can deliver narration of slide presentations via narrow bandwidths into every distant student’s hut (e. g. this streaming file), the only missing thing is a virtual pointer stick being inserted onto the slide in the browser to indicate where the speaker has arrived. This is especially useful when the student had just hit the Pause button to get himself something to eat. Let alone the didactic benefit. Here is a small Javascript sample exercise. (In the meantime, the “technical overkill” camp demands higher resolution to capture the handwriting on the whiteboard …)

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