Can you answer these questions?

What are the most preferred chess openings at grand master level?
http://boardest.com/thread/what-are-the-most-preferred-chess-openings-at-grand-master-level

What are some unknown features of Facebook?
http://boardest.com/thread/what-are-some-unknown-features-of-facebook

How to add multiple space characters without using   repeatedly?
http://boardest.com/thread/how-to-add-multiple-space-characters-without-using-nbsp-repeatedly

What is the best way to read and finish a very long book?
http://boardest.com/thread/what-is-the-best-way-to-read-and-finish-a-very-long-book

Which hostel do you recommend to stay in Belgrade?
http://boardest.com/thread/which-hostel-do-you-recommend-to-stay-in-belgrade

What are the best video games you've ever played?
http://boardest.com/thread/what-are-the-best-video-games-you-ve-ever-played

What are alternative versions of chess?
http://boardest.com/thread/what-are-alternative-versions-of-chess

How can I build my own crypto-currency?
http://boardest.com/thread/how-can-i-build-my-own-crypto-currency

Is Bitcoin the first crypto-currency?
http://boardest.com/thread/is-bitcoin-the-first-crypto-currency

How can I run Android applications on my PC?
http://boardest.com/thread/how-can-i-run-android-applications-on-my-pc

Is it possible to save image files from a Word (.docx) document?
http://boardest.com/thread/is-it-possible-to-save-image-files-from-a-word-docx-document

Had Nietzsche stolen their ideas from Max Stirner?
http://boardest.com/thread/had-nietzsche-stolen-their-ideas-from-max-stirner