[1] [[Apache]] に [KBD[[[GET]] / HTTP/0.9]] とかやってみたら、ほんとに HTTP/0.9 になりましたよ:−)

[2] [CITE[HTTP0.9 Summary -- /DesignIssues]]
([TIME[2009-08-28 06:38:06 +09:00]] 版)
<http://www.w3.org/DesignIssues/HTTP0.9Summary.html>

[3] [CITE[IRC logs: freenode / #whatwg / 20140107]]
( ([TIME[2014-01-08 20:47:22 +09:00]] 版))
<http://krijnhoetmer.nl/irc-logs/whatwg/20140107#l-537>