Tags give the ability to mark specific points in history as being important
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BEFORE_REMOVING_AI_COUNT_FINAL_STEPfe4fa2d3 · ·This commit was manufactured by cvs2svn to create tag 'BEFORE_REMOVING_AI_COUNT_FINAL_STEP'. 
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BEFORE_REMOVING_GC_STEP26ec8b295 · ·This commit was manufactured by cvs2svn to create tag 'BEFORE_REMOVING_GC_STEP2'. 
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BEFORE_REMOVING_GC_STEP1a93337e3 · ·This commit was manufactured by cvs2svn to create tag 'BEFORE_REMOVING_GC_STEP1'. 
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BEFORE_PHP4_APACHE_MODULE_CHANGEbce48107 · ·This commit was manufactured by cvs2svn to create tag 'BEFORE_PHP4_APACHE_MODULE_CHANGE'. 
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BEFORE_STACK_PATCH3756cddb · ·This commit was manufactured by cvs2svn to create tag 'BEFORE_STACK_PATCH'. 
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