http://www.sex.com and
http://www.GalaxySearch.com are different in a couple of ways:
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http://www.sex.com is adult only.
http://www.GalaxySearch.com is non-adult only.
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http://www.sex.com and
http://www.GalaxySearch.com - go mostly to the same affilaites, but some affilaites want adult only and some want non-adult only
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http://www.sex.com has backfill,
http://www.GalaxySearch.com is sorted by net commission
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http://www.sex.com has many more countries with country only traffic such as
http://France.sex.com and
http://UK.sex.com.
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http://www.sex.com gets much more traffic