To mend is to comprehend a human scale problem, and without this understanding our creations become strange creatures. We see this in the common examples of our time, from architecture to websites: Things used daily that, inexplicably, do not seem to be invented for human use. In the case of housing, bad architecture treats a human-scale environment as if it were a commodity-scale problem. The creators of some places see inhabitants not as humans but parameters.
cryptographic key for HD DVDs and Blu-ray Discs.
Social Cooling is a name for the long-term negative side effects of living in a reputation economy.