1) The document discusses making smart homes smarter through the use of technologies like Wink, macros, IFTTT, and WinkJS.
2) Wink allows connecting devices from various providers in a single app and has an API to further customize it. Macros in Wink are equivalent to IFTTT recipes for automating devices.
3) WinkJS provides a JavaScript library for the Wink API to control devices and integrate with other services like Twitter. Security concerns around exposing home devices are also addressed.
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