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ブロックチェーン— 幻滅期の終わり / Blockchain - Disillusionmen...
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Kenji Saito
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January 20, 2020
Technology
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ブロックチェーン— 幻滅期の終わり / Blockchain - Disillusionment's End
2020年1月20日(月)、六本木にて開催された「欣交会若手勉強会 」にて使用したスライドです。
Kenji Saito
PRO
January 20, 2020
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Transcript
—
[email protected]
/
[email protected]
— — 2020-01-20 – p.1/20
https://speakerdeck.com/ks91 — — 2020-01-20 – p.2/20
ˡࠓίί : Wikipedia — — 2020-01-20 – p.3/20
( ) SFC ( ) CSO (Chief Science Officer) 1993
( ) 2006 ( ) SFC 19 P2P (Peer-to-Peer) ( 9 ) 2011 SFC 2018 SFC 2019 ∼ REINVENT THE WORLD → ( ) — — 2020-01-20 – p.4/20
(1) (2017) : SF + + SF (2048 ) 2048
— — 2020-01-20 – p.5/20
(2) 2049 (2019) : ( ) SF (2004 2014 2034
) 2049 — — 2020-01-20 – p.6/20
— — 2020-01-20 – p.7/20
: ( ) → ( ) ( ) = =
⇒ / / . . . CS (Computer Science) (CS ) ( ) ( ) ( ) ( = ) — — 2020-01-20 – p.8/20
/ YouTuber ( ) ( ) ( ) ( )
YouTube, Skype, etc. ??? ( ) . . . ( ) — — 2020-01-20 – p.9/20
( ) ( ) ϒϩοΫ൪߸O ϒϩοΫ൪߸O ϒϩοΫ൪߸O ϒϩοΫ൪߸O
ϒϩοΫ൪߸O ϒϩοΫ൪߸O ϒϩοΫ൪߸O ϒϩοΫ൪߸O ͍ͪΜهɾॻ͖͑ͷίετ͕ߴ͍ྺ࢙ ࠷վ͟Μ͠ʹ͍͘ྺ࢙ ͕༗ޮ ͻͱͭखલͷϒϩοΫͷ ʮμΠδΣετʯ σδλϧॺ໊͞Εͨ ʮτϥϯβΫγϣϯ औҾ ʯ ϒϩοΫΛ࡞ΔͨΊʹɺͦͷʮμΠδΣετʯ͕͋ΔҎԼͱ͍͏݅Λຬͨͨ͠Γ 1SPPGPG8PSL Ծ௨՟ͷ࣋ͪʹԠͨ͡ݖརΛͬͨථͰউͬͨΓ 1SPPGPG4UBLF ͢Δඞཁ͕͋Δ ίετ͕͔͔Δ ϒϩοΫΛ࡞ΔਓͦͷதʹࣗʹѼͯͨ Ծ௨՟ͰͷใुΛॻ͖ࠐΉ͜ͱ͕Ͱ͖ɺ ͦͷϒϩοΫ͕༗ޮͳྺ࢙ͷதʹ͋Δ߹ʹ ݶΓใु༗ޮͱͳΔ τϥϯβΫγϣϯͷଘࡏΛ֬ೝ͢Δ ͨΊͷޮతͳํ๏͕ఏڙ͞ΕΔ ਖ਼ੑ ଘࡏੑ །Ұੑ Proof of Work ( ) — — 2020-01-20 – p.10/20
/ ਖ਼ੑͷอূ ྫ6590ߏͱσδλϧॺ໊ ଘࡏੑͷূ໌ ྫ࡞ۀূ໌͖ϋογϡνΣʔϯ །Ұੑͷ߹ҙ ྫφΧϞτɾίϯηϯαε ϧʔϧͷهड़ ྫ#5$ͷҠస ɾ
τϥϯβΫγϣϯͷ༰͕վ͟ΜͰ͖ͣɺ ɾ ͦͷΞηοτʹؔ͢ΔաڈͷτϥϯβΫγϣϯྻʹরΒͯ͠ໃ६͕ͳ͘ɺ ɾ ͔ͭɺਖ਼ͳϢʔβʹΑΓೖ͞Ε͍ͯΔ͜ͱΛอূ͢Δ ɾաڈʹ͋ͬͨτϥϯβΫγϣϯͷূڌΛຣফͰ͖ͣɺ ɾ ͔ͭɺաڈʹͳ͔ͬͨτϥϯβΫγϣϯͷূڌΛ፻Ͱ͖ͳ͍ ɾໃ६͢Δ;ͨͭͷτϥϯβΫγϣϯ͕ೖ͞Εͨ߹ɺ ɹ ͍ͣΕ ؔ༩͢Δશһ͕ಉ͡ยํΛબΜͰྺ࢙ͷதʹҐஔ͚ͮΔ ɾΞϓϦέʔγϣϯϩδοΫ Կ͕ਖ਼͍͠τϥϯβΫγϣϯ͔ΛܾΊΔ ( ) — — 2020-01-20 – p.11/20
/ ਖ਼ੑͷอূ ྫ6590ߏͱσδλϧॺ໊ ଘࡏੑͷূ໌ ྫ࡞ۀূ໌͖ϋογϡνΣʔϯ །Ұੑͷ߹ҙ ྫφΧϞτɾίϯηϯαε ϧʔϧͷهड़ ྫ#5$ͷҠస ɾ
τϥϯβΫγϣϯͷ༰͕վ͟ΜͰ͖ͣɺ ɾ ͦͷΞηοτʹؔ͢ΔաڈͷτϥϯβΫγϣϯྻʹরΒͯ͠ໃ६͕ͳ͘ɺ ɾ ͔ͭɺਖ਼ͳϢʔβʹΑΓೖ͞Ε͍ͯΔ͜ͱΛอূ͢Δ ɾաڈʹ͋ͬͨτϥϯβΫγϣϯͷূڌΛຣফͰ͖ͣɺ ɾ ͔ͭɺաڈʹͳ͔ͬͨτϥϯβΫγϣϯͷূڌΛ፻Ͱ͖ͳ͍ ɾໃ६͢Δ;ͨͭͷτϥϯβΫγϣϯ͕ೖ͞Εͨ߹ɺ ɹ ͍ͣΕ ؔ༩͢Δશһ͕ಉ͡ยํΛબΜͰྺ࢙ͷதʹҐஔ͚ͮΔ ɾΞϓϦέʔγϣϯϩδοΫ Կ͕ਖ਼͍͠τϥϯβΫγϣϯ͔ΛܾΊΔ σδλϧॺ໊ͰͰ͖Δʂ τϥετʹཔΔඞཁ͕͋ͬͨʂ ઃܭʹΑͬͯෆཁʹͰ͖Δʂ ΞϓϦέʔγϣϯʂ ( ) — — 2020-01-20 – p.11/20
1 : ( ) ( ) ( ) 2 :
( ) CSV ( ) ( ) ( ) — — 2020-01-20 – p.12/20
×× BBc-1 (Beyond Blockchain One; https://github.com/beyond-blockchain) ( ) . .
. — — 2020-01-20 – p.13/20
( ) — — 2020-01-20 – p.14/20
IP (Internet Protocol) ( ) : IP : / (IP
) : ( ) : — — 2020-01-20 – p.15/20
: ⇒ LINE → → ( ) ( ) ⇒
→ → → — — 2020-01-20 – p.16/20
( ) . . . ( : ) (GitHub ←
D.C. ) ( : ) ↑ P2P ( : Ethereum) ( ) — — 2020-01-20 – p.17/20
( ) ( ) . . . ← ( )
. . . — — 2020-01-20 – p.18/20
( ) (cyborg) = (cybernetic) (organism) 1 : ← 2
: ⇒ (1) (2) ⇒ ← — — 2020-01-20 – p.19/20
100 50 ( 50 ) ( ) . . .
— — 2020-01-20 – p.20/20