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1. ãããã¯ãã§ãŒã³æè¡ãšã¯ïŒ
ãããã¯ãã§ãŒã³ã¯ãã€ã³ã¿ãŒãããäžã®ã·ã¹ãã ãä»ããŠåéãããæ å ±ã®å ¬éå åž³ã§ãã ãã®ããã«ããŠæ å ±ãèšé²ãããããšãããããã¯ãã§ãŒã³ããã€ç»æçãªå¯èœæ§ã§ãã
ãŠããŒã¯ãªç¹ã¯ããããã¯ãã§ãŒã³ãã¡ã€ã«ãããã«å«ãŸããããŒã¿ã管çããäžå€®æ©é¢ããªããšããããšã§ãã 代ããã«ãåã³ã³ãã¥ãŒã¿ãŒã¯ç¬èªã®ãã¡ã€ã«ã®ã³ããŒãä¿æããŠãããæŽæ°ã«ã¯ã·ã¹ãã å ã®å€§å€æ°ã®ãã·ã³ã®æ¿èªãå¿ èŠã§ãã
ãããã¯ãã§ãŒã³ã¯ããããã¯ãã§æ§æãããããããã«ããŒã¿ãå«ãŸããŠããŸãã ææ°ã®æ å ±ã¯åžžã«ãã§ãŒã³ã®æåã«è¿œå ãããŸãããæãå€ãããŒã¿ã¯ããžã§ãã·ã¹ãããã¯ãšããŠç¥ãããå éšã®äžéšã«é 眮ãããŸãã
ãããã¯ã¯ãæå·åã«ãã£ãŠäºãã«ç¹ãã£ãŠãã§ãŒã³ãšããŠæ§æãããŸãã æ¹ãããããå Žåãããã·ã¥å€ãå€æŽãããããã¯ããŒã¿ãžã®å€æŽãæå³ãããããã·ã¹ãã ã«ãã£ãŠæ€åºãããæåŠãããŸãã
ããã«ããããã¯ãã§ãŒã³ã¯ããªã¹ã¯ãäœæžããäžæ£ãé²æ¢ããããŸããŸãªçšéã«é©çšã§ãããããææã§é©æ°çãªãã¯ãããžãŒã ãšèšãããŠããŸãã
2. ãããã¯ãã§ãŒã³æè¡ã®ç¢ºç«
2008幎ããããã³ã€ã³ã¯ããµãã·ãã«ã¢ããšããå¿åã®äººç©ã«ãã£ãŠåœ¢æããããã¯ãããžãŒãã©ãããã©ãŒã ã«åºã¥ãä»®æ³é貚ãšããŠç¥ãããŠããŸããã ãã®ãã¯ãããžãŒã®åºç€ããããã¯ãã§ãŒã³ã§ãã ãããŠåœŒã¯ãããããªãŒãã³ãœãŒã¹P2P e-cashã·ã¹ãã ããšåŒã³ãŸããã
2009幎ããããã³ã€ã³ã§æåååŒã¯ãã³ã³ãã¥ãŒã¿ãŒç§åŠè ã®Hal Finneyãšãµãã·ãã«ã¢ãã®éã§è¡ãããŸããã
1幎åŸããããªããæ ç¹ãšããéçºè ã®Laszlo HanycezãPapa Johnããã®2æã®ãã¶ããããã³ã€ã³ã§æ¯æããŸããã Hanycezã¯ãã®æç¹ã§çŽ60ãã«ã®10,000BTCãééããŸããã ãããŠä»ãããã¯8000äžãã«ã®äŸ¡å€ããããŸãã
ç¿å¹Žã1BTC = 1USDã¯ãe-cashããã«ã«çžåœããããšãæå³ããEFFãWikileaksãããã³ãã®ä»ã®çµç¹ã¯ããããã³ã€ã³ãå¯ä»ãšããŠåãå ¥ãå§ããŸããã
2012幎ããããã¯ãã§ãŒã³ãše-cashã¯ããããã¯ãã§ãŒã³ã倧è¡æåã«åãå ¥ãããThe Good Wifeããªã©ã®äººæ°ãã¬ãçªçµã§åãäžããããŸããã ãããŠããã¿ãªãã¯ã»ãããªã³ã«ãã£ãŠãããã¯ãã§ãŒã³èªãçºè¡ãããŸããã
2013幎ãBTCã®æ䟡ç·é¡ã¯ãã§ã«10åãã«ãè¶ ããŠãããBTC 100ãã«ãšããæåã®ãã€ã«ã¹ããŒã³ã«å°éããŸããã ããã«ããããªã³ã¯ããããã¯ãã§ãŒã³ãã¹ããŒãã³ã³ãã©ã¯ããªã©ã®ãããã³ã€ã³ä»¥å€ã®æ©èœãåããŠããããšã瀺ããEthereumãããžã§ã¯ãããå ¬éããŸããã
1幎åŸããããªã²ãŒã äŒç€Ÿã®ZyngaãDã©ã¹ãã¬ã¹ã®ããã«ãããã³Overstock.comããããã³ã€ã³ã®æ¯æããé©çšãå§ããŸããã ããã«ãButerinã®Ethereumãããžã§ã¯ãã¯ãåæã³ã€ã³ãªãã¡ãªã³ã°ïŒICOïŒãéããŠå ¬å ±è³æ¬ã調éãã1800äžãè¶ ããBTCã調éãããããã¯ãã§ãŒã³ã®æ°ããéãéããŸããã
200ãè¶ ãããããã¯ãã§ãŒã³äŒæ¥ããæãR3ã°ã«ãŒãã¯ããããã¯ãã§ãŒã³æè¡ãå±éã§ããæ°ããæ¹æ³ã暡玢ããããã«èšç«ãããŸããã ããã«ãPaypalã¯ãããã³ã€ã³ãšçµ±åãããŠããŸããã
2015幎ã«ã¯ãBTCãåãå ¥ããäŒæ¥ã®æ°ã¯10äžãè¶ ããŸããã ãŸããNASDAQãšSan-Franciscoã®ãããã¯ãã§ãŒã³äŒæ¥ãã§ãŒã³ãååããŠãæ°éäŒæ¥ã®èšŒåžååŒæãã¯ãããžãŒããã¹ãããŸããã
ãã®åŸã2016幎ã«IBMã¯ã¯ã©ãŠãããŒã¹ã®ãããã¯ãã§ãŒã³ãçšããããžãã¹ãœãªã¥ãŒã·ã§ã³ãçºè¡šããŸãããå ·äœçã«ã¯ãæ¥æ¬æ¿åºã¯ãããã¯ãã§ãŒã³ãšæå·é貚ã®åæ³æ§ãèªããŸããã
2017幎ã1ã€ã®BTCã¯1000ãã«ã«ãªãããã«ã¯ã®è³æ¬éã¯1500åãã«ã«éããŸãããJPã¢ãŒã¬ã³ã®CEOããžã§ã€ããŒãã€ã¢ã³æ°ã¯ãããããã¯ãã§ãŒã³ãã¯ãããžãŒã®æ©èœãä¿¡ããŠããããŠã©ãŒã«ã¹ããªãŒãããã®ä¿¡é Œã®èšŒãšããŠæ祚ããããšèªã£ãããããŠãããã³ã€ã³ã¯19ã§783.21ãã«ãå ¬åŒã«ãããããŸãããåæã«ãããã€ã§ã¯æ¿åºå ¬èªã®ãããã¯ãã§ãŒã³ãã©ãããã©ãŒã ãçºè¡šãããŸããã
ãããã¯ç¢ºç«ããçŽ10幎ã«ããããããã¯ãã§ãŒã³ã®é²æ©ã§ããããããã¯ãã§ãŒã³æè¡ã¯çæéã§æé·ããŸãã
3. ãããã¯ãã§ãŒã³æè¡ã®ä»çµã¿
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3.1. ãããã¯
ãããã¯ã¯ãã§ãŒã³ãæ§æãããã®ã§ãããããããã«ãããã¯ããŒã¿ãããã·ã¥ããããã¯ããããŒãå«ã3ã€ã®èŠçŽ ããããŸãã
- ãããã¯ããŒã¿ã¯32ãããã§ã
- ãããã¯ã圢æããããšãã«ã©ã³ãã ãªçªå·ãã³ã¹ãçæããããããã¯ããããŒã®ããã·ã¥ãäœæãããŸãã
- ããã·ã¥ã¯ãã³ã¹ã«é¢é£ä»ãããã256ãããã®æ°å€ã§ããããŒãããå§ãŸãå¿ èŠããããŸãã
- ãããã¯ããããŒã¯ããããã¯ãã§ãŒã³å šäœã§ç¹å®ã®ãããã¯ãèå¥ããããã«äœ¿çšããããã€ãã³ã°ãªã¯ãŒãã®äœæ¥ã®èšŒæãçæããããã«ç¶ç¶çã«ããã·ã¥ãããŸãã ãããã¯ãã§ãŒã³ã¯ããããã¯ãã§ãŒã³ãããã¯ãŒã¯ã§çºçãããã©ã³ã¶ã¯ã·ã§ã³ã«é¢é£ããæ å ±ãæ ŒçŽããããã«äœ¿çšãããäžé£ã®ç°ãªããããã¯ã§æ§æãããŸãã åãããã¯ã«ã¯äžæã®ããããŒãå«ãŸããŠããããã®ãããªãããã¯ã¯ããããåå¥ã®ãããã¯ããããŒã«ãã£ãŠå®çŸ©ãããŸãã
3.2. ãã€ããŒ
ãã€ããŒã¯ããã€ãã³ã°ãšåŒã°ããããã»ã¹ãéããŠãã§ãŒã³äžã«æ°ãããããã¯ãäœæããŸãã ãããã¯ãã§ãŒã³ã§ã¯ããã¹ãŠã®ãããã¯ã«ãã³ã¹ã§äžæã®ããã·ã¥å€ããããŸããããã§ãŒã³å ã®åã®ãããã¯ã®ããã·ã¥å€ãåç §ããŸãã ãããã£ãŠãç¹ã«å€§ããªãã§ãŒã³ã§ã¯ããããã¯ã®ãã€ãã³ã°ã¯ç°¡åã§ã¯ãããŸããã
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ãããããããã¯ãã§ãŒã³ãæ¹ããããããšãæ¬åœã«é£ããçç±ã§ãã ããã§ã¯ããã¢ã«ãŽãªãºã ã®å®å šæ§ããšèããŠã¿ãŸããããããŽãŒã«ããã³ã¹æ°ããèŠã€ããã«ã¯ãå€ãã®æéãšèšç®èœåãå¿ èŠã§ãã
3.3 ããŒã
ãããã¯ãã§ãŒã³æè¡ã®æãéèŠãªæŠå¿µã®1ã€ã¯åæ£åã§ãããã§ãŒã³ãææã§ããã³ã³ãã¥ãŒã¿ãŒãçµç¹ã¯ãããŸããã ãã®ä»£ããããã§ãŒã³ã«æ¥ç¶ãããããŒããä»ããåæ£åå°åž³ãšãªã£ãŠããŸãã ããŒãã¯ããããã¯ãã§ãŒã³ã®ã³ããŒãç¶æãããããã¯ãŒã¯ãå®è¡ãç¶ããã®ã«åœ¹ç«ã¡ãŸãã
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ãããã¯ãã§ãŒã³ã¯ééçã§ãããããå åž³ã®ãã¹ãŠã®ã¢ã¯ã·ã§ã³ãç°¡åã«ãã§ãã¯ããŠç¢ºèªã§ããŸãã ååå è ã«ã¯ããã©ã³ã¶ã¯ã·ã§ã³ã衚瀺ããäžæã®è±æ°åã®èå¥åãäžããããŸãã
å ¬éæ å ±ããã§ãã¯ããã³ãã©ã³ã¹ã·ã¹ãã ãšçµã¿åãããããšã«ãã£ãŠããããã¯ãã§ãŒã³ãæŽåæ§ãç¶æãããŠãŒã¶ãŒéã®ä¿¡é Œã確ç«ããŸãã
4. ãããã¯ãã§ãŒã³æè¡ãå¿çšããã¢ããªã±ãŒã·ã§ã³
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4.1 eã³ããŒã¹ã«ããããããã¯ãã§ãŒã³æè¡
ãããã¯ãã§ãŒã³ã«ãã£ãŠãeã³ããŒã¹ã®äžé£ã®åé¡ã¯æ¬¡ã®ããã«è§£æ±ºãããŸã:
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- ååŒé床ïŒãããã¯ãã§ãŒã³ãã¯ãããžãŒã¯ã¹ããŒãã³ã³ãã©ã¯ãã䜿çšããŠãeã³ããŒã¹äžã®ååŒãé«éåããŸãã
æåãªãããã¯ãã§ãŒã³ã¢ããªã±ãŒã·ã§ã³:
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4.2. ãµãã©ã€ãã§ãŒã³ã«ããããããã¯ãã§ãŒã³æè¡
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- ããŒã¿ãå®å šã«ä¿è·ãã
- äŒæ¥ã¯ååãããŸã管çã§ãã
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