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Tag Archives: the future

Why are micropayments not taking off?

Micropayments are an old idea. Examples of services using something that might be called micropayments today are Apple’s App Store (for the iPhone), Sony’s Playstation Network, various MMORPGs, etc. However the typical payment sizes are still quite large:  the smallest possible payment on the App Store is 100 yen (1 dollar). With even smaller payments, […]

Posted 17 June 2009 † johan § Uncategorized ‡ Comments (0) ° Also tagged:

Computing in and with the physical world

Computers are connected to people, and to the physical world, through input/output devices. These are not just keyboards, mice, monitors, printers etc, but also various sensors, e.g. temperature, light, movement sensors and video cameras, and output devices like industrial control systems or robots. Every day, we increase the extent of what computers can observe, and […]

Posted 11 June 2009 † johan § Computer science § Philosophy ‡ Comments (0) ° Also tagged: , ,