I just answer two only, later I try to connect again again, if you give me a chance.

(15) A satoshi is the smallest unit of the Bitcoin virtual currency. The unit has been named "satoshi" a collective tribute to Bitcoin founder, an initial of his surname "SN"

(16) as if he were the innocent man who could not penetrate his own imagination of how the world moves and ends. He invites everyone to think the same, which over time the song was able to poison the listener's brain, until infatuated with identical men round glasses. this song is indeed mysterious. The clanging and tone selection on the piano, especially when switching the chords seemed odd and odd. The teacher said, like the sound of piano horror movies.

You are a very good person @swissclive
how can you give 100% upvote for one person, you are amazing. May you always give health every day. Perhaps this kind of support is what we hope to be a beginner, someone like you is like a helpful angel for us this beginner.

I wait for your next challenge @swissclive?