I just came across [this](https://arduino.stackexchange.com/q/3514/37) question:

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> Can anyone tell me the best books for studying UAV?
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> It's kind of hard to get full guide from the internet. I just wanna buy a book for UAV guide. I gotta make DIY drones. I'd appreciat it if you recommend good books.
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> 

and I honestly don't know what to do with it. Is it a good question, deserving of upvotes? Should I Downvote it? Delete it? Close it? What should It be closed with?