$B:P;~5-(B(diary)$B!'<77n$N9`(B

$B0lF|(B

$BEZMK5Y2K!E!E$J$N$K=P6P$7$FAjJ}$K:($^$l$k!#$R$H$j?M9)8F5[4oN%C&$r;X<($7$F5"$C$F$/$k!#(B

$B5"$C$F$-$?$"$H$OLOMMBX$(!#KLB&$NAk$N2<$K%Y%C%I$rCV$$$?$iD+J}$^$V$7$/$F?2$F$i$l$J$$$H$N6l>p$,$"$j!#$$$d$o$?$7$O$^$V$7$$$H$OA4A3;W$o$:$K?2$3$1$F$k$s$G$9$,$3$&$$$&$H$-$O@$3&J?OB$K9W8%$9$k$?$a$KAjJ}$N8@$$J,$rDL$9$N$,J?OB

$BFsF|(B

$B?2$FMKF|!#D+?2$7$FCk?2$7$F!#$A$g$C$HBND4$b0-$+$C$?$s$G$9$,!#(B
$BM$B%R%m%;%*!<%@!<(B$B$X!#%*!<%@!<%a%$%I$N%9!<%D$C$F$d$C$Q$jCK$NO2L!$8$c$"$j$^$;$s!)!!IaCJCe$k5!2q$O0[MM$K>/$J$$$s$G$9$,!E!E!#(B

$B;0F|(B

$BBND4$OBgJ,2wI|!#(B
$B45/$J$$$h$&$J!"$=$s$J5$$,$9$k!#(B

$B;MF|(B

$B8aA0Cf?GNE=j$K=P$+$1$F!E!E$R$H$jF~1!45

$BEv1!$K$OCf9q=P?H$GF|K\$N0e;ULH5v$r;}$D@h@8$,$*$j!#HsK^$JNO$r$*;}$A$G$"$k$3$H$K4V0c$$$O$J$$$N$@$1$l$I!"$=$l$G$b$d$O$jF|K\8l$OFq$7$$$H$+$=$s$JOC$r:#F|$7$F$$$?!#(B
$B$=$N@h@8[)$/!"$d$O$j4A;z$OFq$7$$$N$@$H$+!#8=:_Cf9q$G;H$o$l$F$$$k4JBN;z$H8=:_$NF|K\$N4A;z$OBgJ,0c$C$F$7$^$C$F$$$k$+$i!"F1$84A;z$N9q$H$O$$$(BgJ,0c$&$H8@$C$F$*$i$l$?!#(B

$B8^F|(B

$BCkA0$+$i$"$A$i$3$A$i$+$i8F$P$l$FN)$F9~$_!#Ck$r?)$Y$?$N$O;0;~!#(B
$BMQ7o$N$$$/$D$+$OF)@O3+;O;~$N@|;I$@$C$?$N$@$,!E!EITD4$@$C$?!E!E!#(B

$BO;F|(B

$B@$$NCf$OKLD+A/$N%_%5%$%kH/$BF|K\9q7{K!(B$BA0J8$K$"$k$h$&$J!VJ?OB$r0&$9$k=t9qL1$N8x@5$H?.5A!W$r4|BT$7$F$h$$$N$+9M$(9~$s$G$7$^$&$h$&$J9q2H$C$F!"Aj $BH`$i$r?.Mj$7$F!"F|K\$N0BA4$H@8B8$rJ];}$9$k$3$H$,$[$s$H$K$G$-$k$N$+$C$F;W$C$F$7$^$&$7!#6e>r$K<($5$l$?!VIpNO$K$h$k0R3E$HIpNO$N9T;H!W$r9T$o$:$K$3$NJ6Ah$r2r7h$9$kAG@2$i$7$$%o%6$C$F$d$D$O$=$&4JC1$K;W$$$D$+$J$$$7!#(B
$B$=$l$G$b(!(!8=9T7{K!$K1h$C$?7A$G$N2r7h$,$G$-$l$P$H$o$?$7$O4j$C$F$$$k!#D|$a$k$K$O!"$^$@Aa$$$h$&$K;W$&$+$i!#(B

$B<7F|(B

$B$o$j$H$5$C$/$j5"$l$k!#$d$l$d$l!#(B

$BH,F|(B

$BEZMK=P6P!#8aA0Cf$N$&$A$O$P$?$P$?$HK;$7$/!#(B
$B8a8e$K$J$C$?$i$h$&$d$/0lB)$D$1$?46$8$G!"=q$/2K$N$J$+$C$?=qN`$H$+!"Mn$ACe$$$F$d$k$h$&$J;E;v$K

$B6eF|(B

$B5YF|$G$O$"$k$,F)@O45

$B%&%A$N$*;RMM$O?2IU$-$,$J$+$J$+0-$/!#%_%k%/$d$k$3$H$b$G$-$J$$CK?F$H$7$F$O5c$-$o$a$+$l$?>l9g$@$C$3$7$FMI$i$7$F$d$k$/$i$$$7$+ $B7k9=$X$P$j$^$9!"$3$l!#(B

$B==F|(B

$B$R$H$3$m$N%i%C%7%e$,>/$7<#$^$C$F$-$?:#F|$3$N:"!#(B
$B8&=$0e$NLLE]$b$h$&$d$/8+$i$l$k$h$&$K$J$C$F$-$F!E!E%"%i$,$I$s$I$s$_$($F$/$k!#$I!<$d$C$F;XF3$7$?$b$s$+G:$_Cf!#(B

$B==0lF|(B

$B0e6I$K$*$$$F$"$C$??7J9$K!V@83hJ]8n@$BS$K$b0eNEHqIiC4!W$H$+$C$FJ8;z$,Lv$C$F$$$F!";W$$$D$/E[$b$=$l$rp$J$s$FCN$j$b$7$J$$O"Cf$J$s$@$m$&$HJ"$,N)$D!#(B
$B==J,$J<}F~$,$J$/$F!V7r9/$GJ82=E*$J:GDc8BEY$N@83h!W$b$G$-$J$/$J$C$F$$$k$+$i@83hJ]8n$r?=@A$;$6$k$rF@$J$/$J$C$F$$$kLu$G!#==J,$J<}F~$rF@$k$3$H$,$G$-$J$$M}M3$C$F$N$OC1$K<:6H$7$?$H$+$@$1$G$O$J$/$F!"BN$r2u$7$FF/$1$J$$$H$+!";R$I$b$dG/4s$j$N@$OC$,I,MW$GF/$/2K$J$s$+$J$$$H$+!"$=$&$$$&M}M3$G$"$kLu$G!#A1?M$P$+$j$8$c$J$$$7<+6H<+F@$H8@$($J$/$b$J$$2a5n$rGXIi$C$F$$$k?M$b$$$k$1$l$I!"$@$+$i$H$$$C$F@8$-$k2ACM$b$J$$$H_`0u$r2!$5$l$F$$$$$o$1$G$b$J$$!#(B
$B@83hJ]8n$b$i$C$F$h$&$d$/@8$-$F$$$kIB?M@$BS$dG/4s$j@$BS$K$`$1$F!"9q$N:b@/$,87$7$$$+$i%"%s%?$i$+$i$b0eNEHq

$B==FsF|(B

$B2H5"$C$F$-$?$iAjJ}$,!V%(%$%j%"%s%9%H%j!<%H!WFI$_;O$a$F$?$N$G$D$$$D$$<+J,$b $B>/G/L!2h$h$j>/=wL!2h$NJ}$,LLGr$$$b$N$,B?$$5$$,$9$k$N$@$,!"$J$<$@$m$&$+!#(B

$B==;0F|(B

$BM$B<77n==;MF|(B$B$J$s$G$9$+!#(B
$B$=$j$c$"$^$!4|8B%.%j%.%j$K?=$79~$s$@$N$O<+J,$@$1$I$5!#%M%C%H%P%s%-%s%0$J$1$l$P$^$:L5M}$@$C$F!#L@F|$O30Mh$7$F%+%s%U%!$d$C$F$@$>!#(B
$B$7$g!<$,$J$$$N$G$"$s$^$j;H$$$?$/$J$$%M%C%H?69~$r!#$d$C$Q$j$J$s$+%;%-%e%j%F%#$H$+!"?4G[$G!#(B

$B==;MF|(B

"$BO@J8=q$1(B"$B$C$F05NO$,6/$^$C$F$$$k:#F|$3$N:"!#(B
$BF|K\F)@O0e3X2q(B$B$N@lLg0e;n83INcJs9p(B)$B$,0l$D4^$^$l$F$k$s$@$h$M!E!E!#(B
$B$3$3$O0l$D!">.@b$G$b=q$/$D$b$j$G=q$/$7$+$J$$$N$+!#(B

$B==8^F|(B

$B:#Lk$OEvD>!#(B
$B!V0l%v7nA0$+$i>I>u$,$"$C$F!E!E!W$H$+$C$FAJ$($G$+$+$C$F$/$k?M$H$+$$$F!"$I$&$7$h$&$+$H;W$C$?$j!#$G$-$k$@$1$N$3$H$O$7$^$7$?$1$l$I!#$G$-$l$P5_5^30Mh$K$OMh$FM_$7$/$J$+$C$?$J$!!E!E!#(B

$B==O;F|(B

$B!V%(%$%j%"%sDL$j!WFIN;!#(B$BBgJ,@N(B$B$K0l2sFIN;$7$?$O$:$J$N$@$1$l$I$+$J$jK:$l$F$$$k!#(B
$B$A$J$_$KAjJ}$O$=$N4V$K!V(BCIPHER$B!W!V(BALEXANDRITE$B!W$HFI$_?J$a$F$$$k$i$7$/!#$$$$$J!A!#(B

$B==<7F|(B

$B2F$N1G2h$G$O!V(B$B;~$r$+$1$k>/=w(B$B!W$H!V(B$B%2%I@o5-(B$B!W$r4Q$F$*$-$?$$$H;W$C$F$$$k$N$@$,!E!E4Q$K9T$/2K$"$k$@$m$&$+!#(B
$B!V;~$+$1!W$OFC$K!#!V%2%I!W$O$-$C$H$:$C$H$d$C$F$k$@$m$&$+$i!#(B

$B==H,F|(B

$B>/$7;~4V$,

$B==6eF|(B

$BLk5"$C$F$_$k$H(B$B%K%e!<%9#2#3(B$B$r$d$C$F$$$?!#(B$B!V45$B$H2hLL$NC<$K=P$5$l$?J8;z$,A4$F!#(B
$B9qJ]NAL$G<p$G$"$-$i$a$F$$$k?M$,$?$/$5$s$$$k$H$$$&$3$H$,$^$:LdBj$@$H;W$&!#(B
$B!V7n<}F~$O(B6$BK|1_!W$H$+$C$F>R2p$5$l$F$$$?$1$l$I!"$=$l$C$F@83hJ]8n4p=`0J2<$8$c$J$$$+$HFM$C9~$s$G$_$?$j!#(B

$BFs==F|(B

$BCk?)C2=4o2J$N%\%9!JLZ8O$i$7LfE9$@$J!W$H$+$C$FOC$7$F$$$k$N$K7k9=0cOB46$,!#(B(^^;

$B=)ED$NMD;y;&32;v7o$NMF5?/$J$/$H$b!#$^$@6!=R$bJQA+$7$F$$$F $B

$BFs==0lF|(B

$B%$%s%t%!%M%9!"$C$FI~$,$"$k!#@$$NCf$G$OB?J,%7%c!<%m%C%/%[!<%`%:$,Ce$F$$$k%3!<%H!"$H$$$&$N$,0lHVDL$j$d$9$$@bL@$@$m$&$H;W$&$N$@$1$l$I!"%9%3%C%H%i%s%I!&%$%s%t%!%M%9COJ}$K$"$C$?%1!<%WIU$N30Ee$N$3$H!"$H$5$l$k!#F|K\$KM"F~$5$l$FB5L5$7$N$b$N$,%H%s%S$H8F$P$l$FOBI~MQ%3!<%H$K$J$C$?$i$7$$!#(B
$B$G!"$3$$$D$r

$BFs==FsF|(B

$BD4;R$N0-$$45 $BCY$$Ck?)$r@]$C$F$$$?$i302J$N@h@8J}$,%+%k%FD/$a$J$,$iH7 $B$J$s$@$+$s$@$HBgJ,CY$/$J$C$F$7$^$C$?!#(B

$BFs==;0F|(B

$BBgJ,A0$+$i(Bnamazu$B$r;H$C$?%m!<%+%k%U%!%$%k$NA4J88!:w$N$?$a$N(BCGI$B$,$&$^$/F0$+$J$/$J$C$F$$$?$s$G$9$,!"(BMacOS$BI8=`$N(BFileVault$B$r@Z$C$?$i$&$^$/F0$/$h$&$K$J$C$?!#(BApache$B$NLdBj$+$H;W$C$F$$$m$$$m$$$8$j2s$7$?$s$@$1$I$J!#2r7h$7$F$d$l$d$l!#(B

$B$?$^$N5Y2K$OGc$$J*$7$?$i=*$o$C$F$7$^$C$?!E!E!#(B

$BFs==;MF|(B

$B8a8e$OIBEo%+%s%U%!%l%s%9!#5$$,$D$/$H $B$+$H;W$&$HB`1!7h$^$C$?$H$3$m$GD4;RJx$9?M$,$$$?$j!#?M@8$9$Y$F$V$C$D$1K\HV$J$N$M!E!E!#(B

$BFs==8^F|(B

$BD+HS$r6t$C$F$$$k$H7HBSEEOC$K%a!<%k$,F~$k!#!V:#F|5Y$_$^$9!W$C$F@hGZ$N@h@8$+$i!#$&!<$sBND4Jx$7$?$N$+MQ$,F~$C$?$N$+!#Be$o$j$C$F$o$1$8$c$J$$$1$l$I8aA0Cf$OF)@O<<$N2s?G$GK;;&$5$l$k!#(B

$BFs==O;F|(B

$B5"$C$F$_$k$H;R6!$,?2$F$$$k!#$r$r!":#F|$OAa?2$@!*$HAjJ}$HFs?M$7$F=KGU!#(B
$B$J$s$+?2$D$-$N0-$$%&%A$N$*;RMM!#==;~$K5"$C$F$b855$$K!V$"$=$s$G$C!W$C$F46$8$G$K$3$K$3$7$F$k$N$O$I$&$7$?$o$1$@$+!#(B
$B;R$I$b$C$F$b$C$HAa?2CY5/$-$J$b$N$@$H;W$C$F$?$s$G$9$,!"$"$s$^$j?2$D$+$J$$$7$h$/5/$-$k!#$o$?$7$NJ?6Q?gL2;~4V$,<7;~4V$/$i$$$"$k!JLkCf$KL\$r3P$^$9$3$H$O$"$^$j$J$$!K$s$G$9$,!"!\#1;~4V0L$7$+?2$F$J$$F|$b$7$g$C$A$e$&$"$k$s$8$c$J$$$+$7$i$s!#(B

$BFs==<7F|(B

$B2F$N5Y2K$NM=Dj$rN)$F$F$$$k$N$@$,!E!E;R$I$bO"$l$@$H$J$+$J$+=I$NA*Br$,G:$^$7$$!#ElKLJ}LL$H$$$&$3$H$K$J$C$F$$$k$N$@$,$h$5$=$&$J=I$O $B%l%s%?%+!<$C$F

$BFs==H,F|(B

$B30Mh$d$C$FIBEo2s?G=*$($F!"$N$>$_$KHt$S>h$C$F5~ET$^$G!#F;Dx$G!V$7$K$,$_$N%P%i%C%I#4!W!V6d2O1QM:EA@b(B $B#8!W!V%Q%i%1%k%9%9$NL<(B $B#4!W$H;0:}FIN;$9$k!#(B

$BFs==6eF|(B

$BD+%[%F%k$r=P$F!"F`NI$X!#(B$BBh(B38$B2s0e3X650i3X2q(B$B;22C!#(B
$B$*Bj$H$7$FLLGr$+$C$?$N$O@.?M650i3X!"@lLg?&$NDj5A$J$I!#0e;U650i$NL\E*$O!V$$$+$K8=>l$GLr$KN)$D0e $B7k6I!"5a$a$i$l$k;qDNO!"$J$I$,I,MW$J$N$@$m$&!#(B

$B$H$3$m$G!"H/I=8+$F$?$i$H$"$k@h@8$N%9%i%$%I$K!V1+!"F($2=P$7$?8e!?(BHedgehog's Dilemma$B!W$H$+!V=V4V!"?4!"=E$M$F!W$H$+$C$F=P$F$-$F$?$s$G$9$1$I!E!E@h@8!"

$BLk$O9a@n$NKL86@h@8$dE7M}$h$m$:IB1!$N@h@8B>$H0{$_2q!#=jB0IB1!$,8+;v$K$P$i$P$i$J=8CD$G0{$s$G$$$?!#(B

$B;0==F|(B

$B$3$NF|$O$"$^$jL%$+$l$k1iBj$b$J$/!#!VI,=$2=$KH<$&=tLdBj!W$N%7%s%]%8%&%`$rJ9$/!#(B
$BBg3X$NB&$+$i$O$9$G$KA4J,Ln%m!<%F!<%HJ}<0$X$N5?Ld$,?tB?$/>e$,$C$F$$$k$h$&$G!#>-Mh$N;VK>2J$K9g$o$;$?7A$G302J7O$N$_%m!<%F!<%H$H$+$bA*$Y$k$h$&$K$7$FM_$7$$$h$&$G!#$=$l$r $B;TCfIB1!$K$+$J$j$N?t$N8&=$0e$,N.$l!"$?$V$s0JA0$[$I$K$OBg3X0e6I=jB0$GF0$/?M$O$$$J$$!"$H$$$&N.$l$OJQ$o$i$J$$$@$m$&!#$1$l$I$b$_$s$J $B:,K\E*$K$O0e;U$N<{5kD4@0$,$&$^$/9T$C$F$J$$$C$F$3$H$G!#JP:_$H$+$$$&$1$l$I!"3+6H0e$O$H$b$+$/6PL30e$K$D$$$F$OI,MW?t$r<($7$?$i!)$H;W$&$N$@$,!#$b$A$m$s$=$N:]$K$O8=

$B5"$j$N?744@~$NCf$G!V9u$HCc$N88A[!W!J28EDN&!?9VCL$l$,$+$J$jF,$N$$$$?t?M$,=8$^$C$F!"K\6Z$NOC$HK\6Z$G$J$$OC$H$,F~$j8r$8$j$J$,$i2qOC$H?4M}IA

$B;0==0lF|(B

$B5"$C$F$-$FAjJ}$,:n$C$F$/$l$??);v$r29$aD>$9!#$b$&0lIJ$/$i$$M_$7$$5$$,$7$F!"(BSPAM$B$r%9%i%$%9$7$F7Z$/_U$C$F$_$k!#(B
$B!E!E$7$g$C$Q!#%J%H%j%&%`(B25%$B%+%C%H$H$+=q$$$F$"$C$F$b$J$*$7$g$C$Q$$!#$3$s$J$b$s$r73MQ%l!<%7%g%s$GG[$C$F$$$k$+$iH`$N9q$G$O%a%?%\%j%C%/%7%s%I%m!<%`$,N.9T$k$N$@$m$&$H$+

$BF|5-$N%H%C%W$X(B
$B%[!<%`%Z!<%8$X(B