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  1. H

    What's the difference between Mac "Scribe" and "Dictate" voice recognition software?

    I'm looking to buy a voice recognition system for new Imac with Leopard but can't tell what the main differences are between Scribe and Dictate. Why the big price differences between them, and what is one paying for by buying the more expensive one?
  2. H

    Why don't yellow and blue washes in "Wet In Wet" watercolours give green?

    I am fascinated by the painting techniques of "Wet-In-Wet" in water-colouring lessons on TV But why don't blue and yellow washes combining in in sky scenes result in green skies?
  3. H

    What did we call those bicycle motors?

    Way back in the '50's, I used to ride to work in a bike, with a petrol-driven gismo that clipped onto the back wheel. Sat on a mudguard, and clicked into place on the back tyre so that it started up when you pedalled?. Crappy device, but it worked. Rain, snow, hail, sleet, it worked. But what...
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