8 Know-It-All VPA
The VPA we created in Chapter 7 can set a timer or an alarm clock for you, tell you jokes, or send your email. Now we’ll upgrade it so you can ask it about nearly anything—including daily news and weather, gas prices, and travel information—and tap into its nearly unlimited knowledge of science, math, history, and society.
In this chapter, you’ll access the storehouse of information in the computational engine WolframAlpha and use Wikipedia as a backup if WolframAlpha can’t provide an answer. If neither site can answer, your VPA will tell you, “I am still learning, and I don’t know the answer to that yet.” Your VPA will ...
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